{"id":6668,"date":"2020-03-21T05:02:39","date_gmt":"2020-03-21T05:02:39","guid":{"rendered":"https:\/\/substantial-mirror.flywheelstaging.com\/?p=6668"},"modified":"2026-06-22T04:53:19","modified_gmt":"2026-06-22T04:53:19","slug":"bottom-bracket-tool","status":"publish","type":"post","link":"https:\/\/www.firstcomponents.com\/de\/bottom-bracket-tool\/","title":{"rendered":"Bottom Bracket Tools: The Definitive Guide"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\"><span style=\"font-family: arial, helvetica, sans-serif; font-size: 22px;\">Find out all you need to know to fix or maintain your bottom bracket right here, in one place.<\/span><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><span style=\"font-family: arial, helvetica, sans-serif; font-size: 22px;\">We cover:<\/span><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><span style=\"font-family: arial, helvetica, sans-serif; font-size: 22px;\">what tools you need and<\/span><\/li>\n\n\n\n<li><span style=\"font-family: arial, helvetica, sans-serif; font-size: 22px;\">how to use them.<\/span><\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\" style=\"font-size:27px\"><span style=\"font-size: 24px; font-family: arial, helvetica, sans-serif;\"><strong>CONTENTS<\/strong><\/span><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><a href=\"#wbbt\"><span style=\"font-family: arial, helvetica, sans-serif; font-size: 22px;\">What is a Bottom Bracket Tool?<\/span><\/a><br><a href=\"#hdik\"><span style=\"font-family: arial, helvetica, sans-serif; font-size: 22px;\">How Do I Know What Bottom Bracket I Have?<\/span><\/a><br><a href=\"#ttht\"><span style=\"font-size: 22px; font-family: arial, helvetica, sans-serif;\">The Tools and How to Use Them<\/span><\/a><\/p>\n\n\n\n<p class=\"wp-block-paragraph\" style=\"font-size:27px\"><span style=\"font-size: 24px; font-family: arial, helvetica, sans-serif;\"><strong>Related Topics<\/strong><\/span><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><a href=\"#hdyr\"><span style=\"font-family: arial, helvetica, sans-serif; font-size: 22px;\">How Do You Remove a Bottom Bracket Without a Tool?<\/span><\/a><br><a href=\"#wdmb\"><span style=\"font-family: arial, helvetica, sans-serif; font-size: 22px;\">Why Does My Bike Click When I Pedal?<\/span><\/a><br><a href=\"#hmms\"><span style=\"font-family: arial, helvetica, sans-serif; font-size: 22px;\">How Many Miles Does a Bottom Bracket Last?<\/span><\/a><\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><strong><span style=\"font-family: 'arial black', sans-serif; font-size: 32px;\"><a id=\"wbbt\"><\/a>WHAT IS A BOTTOM BRACKET TOOL?<\/span><\/strong><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\"><br><span style=\"font-family: arial, helvetica, sans-serif; font-size: 22px;\">A tool you use to remove a bottom bracket from, and\/or install into, a bike\u2019s bottom bracket shell.<\/span><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><span style=\"font-family: arial, helvetica, sans-serif; font-size: 22px;\"><em>And\/or <\/em>is an important distinction because bottom bracket tools normally do one or the other when it comes to press-fit bottom brackets, for example.<\/span><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><span style=\"font-family: arial, helvetica, sans-serif; font-size: 22px;\">Low-end, mass-market through to mid-end bikes use threaded bottom brackets which install into threaded bottom bracket shells.<\/span><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><span style=\"font-family: arial, helvetica, sans-serif; font-size: 22px;\">There is a wide variety of tools to choose from due to the variety of threaded bottom brackets, complicated further by the various solutions that tool designers have come up with to fit each BB profile.<\/span><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><span style=\"font-family: arial, helvetica, sans-serif; font-size: 22px;\">Mid- to high-end bike brands mainly use press-fit botttom brackets for which tool-designers have produced a wider variety of solutions, some which you should completely avoid using\u2014details below<br><\/span><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><span style=\"font-family: arial, helvetica, sans-serif; font-size: 22px;\">First up, though, if you want to know which tool you\u2019ll need for your bike, you\u2019ll need to know what type of bottom bracket is on your bike.<\/span><\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><strong><span style=\"font-family: 'arial black', sans-serif; font-size: 32px;\"><a id=\"hdik\"><\/a>HOW DO I KNOW WHAT BOTTOM BRACKET I HAVE?<\/span><\/strong><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\"><br><span style=\"font-family: arial, helvetica, sans-serif; font-size: 22px;\">You need to know your technology and terminology in relation to the four key bottom bracket types: <em>Cup and Cone<\/em>, <em>Cartridge<\/em>, <em>External<\/em>, and <em>Press Fit<\/em>.<\/span><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><span style=\"font-family: arial, helvetica, sans-serif; font-size: 22px;\">You are then able to make an informed decision about which tool is most appropriate.<\/span><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><span style=\"font-family: arial, helvetica, sans-serif; font-size: 22px;\">A pivotal technical principle to understand is the ball bearing <em>mediation<\/em> of the the movement of surfaces in relation to each other.<\/span><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><span style=\"font-family: arial, helvetica, sans-serif; font-size: 22px;\">Each BB design has a different approach to the way in which that mediation is managed; each design requires a specific tool, further complicated through tool companies creating brand-specific product solutions.<\/span><\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong><span style=\"font-family: arial, helvetica, sans-serif; font-size: 28px;\">Cup and Cone<\/span><\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\"><br><span style=\"font-family: arial, helvetica, sans-serif; font-size: 22px;\">Cup and cone bearing assemblages are the original bearing technology, and come in several configurations.<\/span><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><span style=\"font-family: arial, helvetica, sans-serif; font-size: 22px;\">Loose ball bearings sit in an outward facing concave surface, the <em>cup<\/em>, which functions as a bearing <em>race<\/em>\u2014bearings move across the surface of the race; the cup is fixed to the bike frame.<\/span><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><span style=\"font-family: arial, helvetica, sans-serif; font-size: 22px;\">The cone, an inwards facing curved surface, holds the bearings in place, and rotates with the crank.<\/span><\/p>\n\n\n\n<figure class=\"wp-block-image aligncenter\"><img fetchpriority=\"high\" decoding=\"async\" width=\"1024\" height=\"576\" src=\"https:\/\/www.firstcomponents.com\/wp-content\/uploads\/2018\/10\/bearing-ring-bearing-1024x576.jpg\" alt=\"Bearing Ring Bearing\" class=\"wp-image-5381\" srcset=\"https:\/\/www.firstcomponents.com\/wp-content\/uploads\/2018\/10\/bearing-ring-bearing-1024x576.jpg 1024w, https:\/\/www.firstcomponents.com\/wp-content\/uploads\/2018\/10\/bearing-ring-bearing-300x169.jpg 300w, https:\/\/www.firstcomponents.com\/wp-content\/uploads\/2018\/10\/bearing-ring-bearing-768x432.jpg 768w, https:\/\/www.firstcomponents.com\/wp-content\/uploads\/2018\/10\/bearing-ring-bearing.jpg 1920w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\"><span style=\"font-family: arial, helvetica, sans-serif; font-size: 22px;\">Or the bearings sit in a cage. The ball bearings, held in the cage rotate against outward-facing cups. The cone applies pressure to the rear of the cage\u2014 lock-ring holds all components in place<\/span><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><span style=\"font-family: arial, helvetica, sans-serif; font-size: 22px;\">In another, very common design, the cone forms part of the spindle.<\/span><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><span style=\"font-family: arial, helvetica, sans-serif; font-size: 22px;\">The cup, containing the loose ball bearings, screws into the bottom bracket shell threads. When fully inserted, the bearings are snug against the cone.<\/span><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><span style=\"font-family: arial, helvetica, sans-serif; font-size: 22px;\">The video starts at the point where the cup is removed, giving you a good idea of how this works.<\/span><\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong><span style=\"font-family: arial, helvetica, sans-serif; font-size: 28px; color: #000000;\">Cartridge\u2014The Sealed Bearing Advantage<\/span><\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\"><br><span style=\"font-family: arial, helvetica, sans-serif; font-size: 22px;\">A disadvantage with cup and cone setup is the exposed bearings. They are not open to the point where you can see or touch them. However the small gaps between cup and cone means water and dirt can enter in between cup, cone and bearings\u2014despite a generous application of grease\u2014accelerating wear.<\/span><\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><strong><span style=\"font-family: arial, helvetica, sans-serif; font-size: 24px;\">Sealed Bearings<\/span><\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\"><br><span style=\"font-family: arial, helvetica, sans-serif; font-size: 22px;\">Sealed bearings, the most common bearing technology on modern mid- to high-end bikes, reduce this problem.<\/span><\/p>\n\n\n\n<figure class=\"wp-block-image aligncenter\"><img decoding=\"async\" width=\"760\" height=\"414\" src=\"https:\/\/www.firstcomponents.com\/wp-content\/uploads\/2018\/10\/cartridge-bearings.jpg\" alt=\"sealed bearings with seals removed\" class=\"wp-image-6746\" srcset=\"https:\/\/www.firstcomponents.com\/wp-content\/uploads\/2018\/10\/cartridge-bearings.jpg 760w, https:\/\/www.firstcomponents.com\/wp-content\/uploads\/2018\/10\/cartridge-bearings-300x163.jpg 300w\" sizes=\"(max-width: 760px) 100vw, 760px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\"><span style=\"font-family: arial, helvetica, sans-serif; font-size: 22px;\">Ball bearings are loosely contained in a retainer, or <em>cage<\/em>, fitted between a precisely machined inner and outer race. A removable seal sits over the top of the bearings, a fraction inside the edge of each race.<\/span><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><span style=\"font-family: arial, helvetica, sans-serif; font-size: 22px;\">The engineering trick to pull off here is ensuring you balance the pressure of the outer race against the bearings with the pressure of the outer race on the opposite side.<\/span><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><span style=\"font-family: arial, helvetica, sans-serif; font-size: 22px;\">Excessive force on either side restricts rotation. If you don\u2019t have enough force, though, you\u2019ll have too much play, causing excessive wear and even the failure of the whole unit\u2014one or both races will slip away from the bearings.<\/span><\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><strong><span style=\"font-family: arial, helvetica, sans-serif; font-size: 24px; color: #000000;\">Cartridge Body<\/span><\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n\n\n\n<figure class=\"wp-block-image aligncenter\"><img decoding=\"async\" width=\"1024\" height=\"576\" src=\"https:\/\/www.firstcomponents.com\/wp-content\/uploads\/2018\/10\/cartridge-bb-1024x576.jpg\" alt=\"\" class=\"wp-image-5388\" srcset=\"https:\/\/www.firstcomponents.com\/wp-content\/uploads\/2018\/10\/cartridge-bb-1024x576.jpg 1024w, https:\/\/www.firstcomponents.com\/wp-content\/uploads\/2018\/10\/cartridge-bb-300x169.jpg 300w, https:\/\/www.firstcomponents.com\/wp-content\/uploads\/2018\/10\/cartridge-bb-768x432.jpg 768w, https:\/\/www.firstcomponents.com\/wp-content\/uploads\/2018\/10\/cartridge-bb.jpg 1920w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\"><span style=\"font-family: arial, helvetica, sans-serif; font-size: 22px;\">The cartridge design innovation (revolution?) was to press sealed bearings into a receptacle almost the same width as the BB shell, with the spindle fixed through the center.<\/span><\/p>\n\n\n\n<figure class=\"wp-block-image aligncenter\"><img loading=\"lazy\" decoding=\"async\" width=\"800\" height=\"450\" src=\"https:\/\/www.firstcomponents.com\/wp-content\/uploads\/2018\/10\/extract-BB-from-shell.jpg\" alt=\"taking out square taper bottom bracket from BB shell\" class=\"wp-image-3875\" srcset=\"https:\/\/www.firstcomponents.com\/wp-content\/uploads\/2018\/10\/extract-BB-from-shell.jpg 800w, https:\/\/www.firstcomponents.com\/wp-content\/uploads\/2018\/10\/extract-BB-from-shell-300x169.jpg 300w, https:\/\/www.firstcomponents.com\/wp-content\/uploads\/2018\/10\/extract-BB-from-shell-768x432.jpg 768w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\"><span style=\"font-family: arial, helvetica, sans-serif; font-size: 22px;\">Instead of cups screwed into a threaded bottom bracket shell, or pressed into a threadless shell, the cartridge body, threaded at both ends, screws into the shell\u2019s drive side; a lockring screws into the non-drive side.<\/span><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><span style=\"font-family: arial, helvetica, sans-serif; font-size: 22px;\">If you\u2019re using a <a href=\"https:\/\/www.firstcomponents.com\/bsa-bottom-bracket\/\" target=\"_blank\" rel=\"noopener noreferrer\">BSA standard<\/a>, you\u2019ll be able to directly replace your old cup and cone setup with a cartridge bottom bracket in most cases.<br><\/span><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><span style=\"font-family: arial, helvetica, sans-serif; font-size: 22px;\">One socket and (long-handled) wrench is what you need here.<\/span><\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong><span style=\"font-family: arial, helvetica, sans-serif; font-size: 28px; color: #000000;\">External Bottom Brackets<\/span><\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n\n\n\n<figure class=\"wp-block-image aligncenter\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"576\" src=\"https:\/\/www.firstcomponents.com\/wp-content\/uploads\/2018\/10\/seat-BB30-bearing-cup-1024x576.jpg\" alt=\"Seating BB30 Bearing Cup in the bb shell\" class=\"wp-image-5063\" srcset=\"https:\/\/www.firstcomponents.com\/wp-content\/uploads\/2018\/10\/seat-BB30-bearing-cup-1024x576.jpg 1024w, https:\/\/www.firstcomponents.com\/wp-content\/uploads\/2018\/10\/seat-BB30-bearing-cup-300x169.jpg 300w, https:\/\/www.firstcomponents.com\/wp-content\/uploads\/2018\/10\/seat-BB30-bearing-cup-768x432.jpg 768w, https:\/\/www.firstcomponents.com\/wp-content\/uploads\/2018\/10\/seat-BB30-bearing-cup.jpg 1920w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\"><span style=\"font-family: arial, helvetica, sans-serif; font-size: 22px;\">Sealed bearings run better than a cup\/cone\/bearings setup, and are more durable. However the bearings themselves are smaller than the larger cup\/cone bearings and are also confined into a more compact space.<\/span><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><span style=\"font-family: arial, helvetica, sans-serif; font-size: 22px;\">An external bottom bracket relocates bearings outside of the BB shell. Bearings can be large, increasing durability, one factor behind the development of external BB designs.<br><\/span><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><span style=\"font-family: arial, helvetica, sans-serif; font-size: 22px;\">Add this benefit to the existing advantages of sealed bearings (plus redesigned lighter, stiffer crank) the external bottom bracket is hard to beat.<\/span><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><span style=\"font-family: arial, helvetica, sans-serif; font-size: 22px;\">The tool? A dedicated socket or open ended\/ring wrench.<\/span><\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong><span style=\"font-family: arial, helvetica, sans-serif; font-size: 28px;\">Press Fit Bottom Brackets<\/span><\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\"><br><span style=\"font-family: arial, helvetica, sans-serif; font-size: 22px;\">The advent of BB30 brought the sealed bearing back inside the BB shell: you press the bearing directly into the shell.<\/span><\/p>\n\n\n\n<figure class=\"wp-block-image aligncenter\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"831\" src=\"https:\/\/www.firstcomponents.com\/wp-content\/uploads\/2018\/10\/inserting-pf30-bottom-bracket-1024x831.jpg\" alt=\"Inserting Pf30 Bottom Bracket into non-drive side shell\" class=\"wp-image-4228\" srcset=\"https:\/\/www.firstcomponents.com\/wp-content\/uploads\/2018\/10\/inserting-pf30-bottom-bracket-1024x831.jpg 1024w, https:\/\/www.firstcomponents.com\/wp-content\/uploads\/2018\/10\/inserting-pf30-bottom-bracket-300x244.jpg 300w, https:\/\/www.firstcomponents.com\/wp-content\/uploads\/2018\/10\/inserting-pf30-bottom-bracket-768x623.jpg 768w, https:\/\/www.firstcomponents.com\/wp-content\/uploads\/2018\/10\/inserting-pf30-bottom-bracket.jpg 1200w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\"><span style=\"font-family: arial, helvetica, sans-serif; font-size: 22px;\">PF30 greatly improved on BB30 by increasing the BB shell size to 46mm, then relocating sealed bearings into cups.<\/span><\/p>\n\n\n\n<figure class=\"wp-block-image aligncenter\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"576\" src=\"https:\/\/www.firstcomponents.com\/wp-content\/uploads\/2018\/10\/41mm-press-fit-bb-1024x576.jpg\" alt=\"41mm press fit bottom bracket and converter cups\" class=\"wp-image-6546\" srcset=\"https:\/\/www.firstcomponents.com\/wp-content\/uploads\/2018\/10\/41mm-press-fit-bb-1024x576.jpg 1024w, https:\/\/www.firstcomponents.com\/wp-content\/uploads\/2018\/10\/41mm-press-fit-bb-300x169.jpg 300w, https:\/\/www.firstcomponents.com\/wp-content\/uploads\/2018\/10\/41mm-press-fit-bb-768x432.jpg 768w, https:\/\/www.firstcomponents.com\/wp-content\/uploads\/2018\/10\/41mm-press-fit-bb-1536x864.jpg 1536w, https:\/\/www.firstcomponents.com\/wp-content\/uploads\/2018\/10\/41mm-press-fit-bb.jpg 1920w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\"><span style=\"font-family: arial, helvetica, sans-serif; font-size: 22px;\">Press fit designs with a 41mm internal diameter in order to fit a standard 24mm integrated spindle are also available. The bottom bracket pictured can be installed directly into a 41mm BB shell or 46mm via the adapters which are pressed in first.<\/span><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><span style=\"font-family: arial, helvetica, sans-serif; font-size: 22px;\">Given the range of press-fit bottom bracket designs, selecting the appropriate bottom bracket tool is most complex in this latest (final) chapter in the bottom bracket&#8217;s evolution. We&#8217;ll cover the issue in detail shortly.<\/span><\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><strong><span style=\"font-family: 'arial black', sans-serif; font-size: 32px;\"><a id=\"ttht\"><\/a>THE TOOLS AND HOW TO USE THEM<\/span><\/strong><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\"><br><span style=\"font-family: arial, helvetica, sans-serif; font-size: 22px;\">Each type of BB has a specific tool to fit, often several, which vary by brand. (Basic <a rel=\"noopener\" href=\"https:\/\/www.firstcomponents.com\/building-a-bike\/\" target=\"_blank\">tools for building a bike<\/a> covered here).<\/span><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><span style=\"font-family: arial, helvetica, sans-serif; font-size: 22px;\">If you\u2019ve got any bike tools at all, particularly a bottom bracket tool, it\u2019ll probably be a Park Tool. The boys in blue have a tool for most situations you\u2019ll encounter, although you pay a premium price for the brand name.<\/span><\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong><span style=\"font-family: arial, helvetica, sans-serif; font-size: 28px; color: #000000;\">Cup and Cone Bottom Bracket Tools &amp; BB Removal<\/span><\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\"><br><br><span style=\"font-family: arial, helvetica, sans-serif; font-size: 22px;\">Whether bearings are contained in cups against which you tighten the cone, or housed in an external cup which screws in, holding bearings against an internal cone, a screwdriver and hammer may be the only tools you need.<\/span><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><span style=\"font-family: arial, helvetica, sans-serif; font-size: 22px;\">The key task is loosening the lock ring. Whilst useful a dedicated lock ring spanner is not necessary, either for removal or installation.<\/span><\/p>\n\n\n\n<figure class=\"wp-block-image aligncenter\"><img loading=\"lazy\" decoding=\"async\" width=\"760\" height=\"428\" src=\"https:\/\/www.firstcomponents.com\/wp-content\/uploads\/2018\/10\/remove-lockring-tool.jpg\" alt=\"screwdriver as locking removal tool\" class=\"wp-image-6750\" srcset=\"https:\/\/www.firstcomponents.com\/wp-content\/uploads\/2018\/10\/remove-lockring-tool.jpg 760w, https:\/\/www.firstcomponents.com\/wp-content\/uploads\/2018\/10\/remove-lockring-tool-300x169.jpg 300w\" sizes=\"(max-width: 760px) 100vw, 760px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\"><span style=\"font-family: arial, helvetica, sans-serif; font-size: 22px;\">A screwdriver coupled with a few light taps from a mallet is enough to&nbsp; loosen the lockring. Once removed, the whole assemblage comes apart. (<a href=\"https:\/\/www.firstcomponents.com\/bmx-bottom-bracket\/\">Full story here<\/a>).<\/span><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><iframe src=\"https:\/\/www.youtube.com\/embed\/0NRKMDZe9T8\" width=\"560\" height=\"315\" frameborder=\"0\" allowfullscreen=\"allowfullscreen\"><\/iframe><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><span style=\"font-family: arial, helvetica, sans-serif; font-size: 22px;\">For a setup like this, you need a <a href=\"https:\/\/www.cycletyres.com\/\" target=\"_blank\" rel=\"noopener noreferrer\"><em>peg<\/em> spanner<\/a> to get a grip on the cup and wrench it around.<\/span><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><span style=\"font-family: arial, helvetica, sans-serif; font-size: 22px;\">Some lockrings&nbsp; require box wrenches. With the pins on the opposite end, you&#8217;re also able to remove the cup.<\/span><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><span style=\"font-family: arial, helvetica, sans-serif; font-size: 22px;\">Cups with parallel edges require an open-ended wrench, which can also be used in lieu of a box wrench. A box wrench, though, completely encloses the nut which, along with the extra leverage from the longer handle is easier to manipulate.<\/span><\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong><span style=\"font-family: arial, helvetica, sans-serif; font-size: 28px; color: #000000;\">Cartridge BB Tools &amp; BB Removal<\/span><\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n\n\n\n<figure class=\"wp-block-image aligncenter\"><img loading=\"lazy\" decoding=\"async\" width=\"800\" height=\"558\" src=\"https:\/\/www.firstcomponents.com\/wp-content\/uploads\/2018\/10\/bb-isis-tool.jpg\" alt=\"square taper bottom bracket isis tool\" class=\"wp-image-3865\" srcset=\"https:\/\/www.firstcomponents.com\/wp-content\/uploads\/2018\/10\/bb-isis-tool.jpg 800w, https:\/\/www.firstcomponents.com\/wp-content\/uploads\/2018\/10\/bb-isis-tool-300x209.jpg 300w, https:\/\/www.firstcomponents.com\/wp-content\/uploads\/2018\/10\/bb-isis-tool-768x536.jpg 768w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\"><span style=\"font-family: arial, helvetica, sans-serif; font-size: 22px;\">Cartridge removal and installation requires just the one socket tool. This Bike Hand socket&#8217;s splines don&#8217;t appear to provide much surface area to engage with a cartridge BB&#8217;s splines.<\/span><\/p>\n\n\n\n<figure class=\"wp-block-image aligncenter\"><img loading=\"lazy\" decoding=\"async\" width=\"800\" height=\"519\" src=\"https:\/\/www.firstcomponents.com\/wp-content\/uploads\/2018\/10\/bb-isis-octalink-tool-pin.jpg\" alt=\"Bb Isis Octalink Tool Pin\" class=\"wp-image-3864\" srcset=\"https:\/\/www.firstcomponents.com\/wp-content\/uploads\/2018\/10\/bb-isis-octalink-tool-pin.jpg 800w, https:\/\/www.firstcomponents.com\/wp-content\/uploads\/2018\/10\/bb-isis-octalink-tool-pin-300x195.jpg 300w, https:\/\/www.firstcomponents.com\/wp-content\/uploads\/2018\/10\/bb-isis-octalink-tool-pin-768x498.jpg 768w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\"><span style=\"font-family: arial, helvetica, sans-serif; font-size: 22px;\">However, the grip is more than enough. Plus the stabilizing central pin, which inserts into the spindle, reduces the chance that the socket will suddenly slip free\u2014the pin catches on the spindle.<\/span><\/p>\n\n\n\n<figure class=\"wp-block-image aligncenter\"><img loading=\"lazy\" decoding=\"async\" width=\"800\" height=\"450\" src=\"https:\/\/www.firstcomponents.com\/wp-content\/uploads\/2018\/10\/bb-isis-octalink-tool-icetool.jpg\" alt=\"Bb Isis Octalink Tool Icetool\" class=\"wp-image-3863\" srcset=\"https:\/\/www.firstcomponents.com\/wp-content\/uploads\/2018\/10\/bb-isis-octalink-tool-icetool.jpg 800w, https:\/\/www.firstcomponents.com\/wp-content\/uploads\/2018\/10\/bb-isis-octalink-tool-icetool-300x169.jpg 300w, https:\/\/www.firstcomponents.com\/wp-content\/uploads\/2018\/10\/bb-isis-octalink-tool-icetool-768x432.jpg 768w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\"><span style=\"font-family: arial, helvetica, sans-serif; font-size: 22px;\">A common socket design like this one from Ice Tool with the long splines also does the job, although it is a little more unstable than the other. Both are available on Amazon.<\/span><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><span style=\"font-family: arial, helvetica, sans-serif; font-size: 22px;\">The tricky part is obtaining enough leverage, since you may need more than 50 Nm of torque force to break a stubborn cartridge free from the bottom bracket shell threads.<\/span><\/p>\n\n\n\n<figure class=\"wp-block-image aligncenter\"><img loading=\"lazy\" decoding=\"async\" width=\"850\" height=\"567\" src=\"https:\/\/www.firstcomponents.com\/wp-content\/uploads\/2018\/10\/8mm-wrench-half-inch-drive-installed.jpg\" alt=\"8mm Wrench Half Inch Drive fitted to it\" class=\"wp-image-3860\" srcset=\"https:\/\/www.firstcomponents.com\/wp-content\/uploads\/2018\/10\/8mm-wrench-half-inch-drive-installed.jpg 850w, https:\/\/www.firstcomponents.com\/wp-content\/uploads\/2018\/10\/8mm-wrench-half-inch-drive-installed-300x200.jpg 300w, https:\/\/www.firstcomponents.com\/wp-content\/uploads\/2018\/10\/8mm-wrench-half-inch-drive-installed-768x512.jpg 768w\" sizes=\"(max-width: 850px) 100vw, 850px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\"><span style=\"font-family: arial, helvetica, sans-serif; font-size: 22px;\">This 8 inch wrench is enough providing the initial installation torque was within tolerance (35-50 Nm&#8230;although 45 Nm is quite enough).<\/span><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><span style=\"font-family: arial, helvetica, sans-serif; font-size: 22px;\">A long-handled wrench makes the job a lot easier. In most cases, removal is impossible where the cartridge was installed without reference to correct torque and will have been over-tightened with extreme prejudice.<\/span><\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span style=\"color: #000000;\"><strong><span style=\"font-family: arial, helvetica, sans-serif; font-size: 28px;\">External BB Tools &amp; BB Removal<br><\/span><\/strong><\/span><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\"><br><span style=\"font-family: arial, helvetica, sans-serif; font-size: 22px;\">Shimano and SRAM\u2019s external bottom bracket dimensions differ, so a brand-specific tool is required for each.<\/span><\/p>\n\n\n\n<figure class=\"wp-block-image aligncenter\"><img loading=\"lazy\" decoding=\"async\" width=\"760\" height=\"511\" src=\"https:\/\/www.firstcomponents.com\/wp-content\/uploads\/2018\/10\/external-bb-tools.jpg\" alt=\"\" class=\"wp-image-6748\" srcset=\"https:\/\/www.firstcomponents.com\/wp-content\/uploads\/2018\/10\/external-bb-tools.jpg 760w, https:\/\/www.firstcomponents.com\/wp-content\/uploads\/2018\/10\/external-bb-tools-300x202.jpg 300w\" sizes=\"(max-width: 760px) 100vw, 760px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\"><span style=\"font-family: arial, helvetica, sans-serif; font-size: 22px;\">The basic design is similar for both though\u2014notches which fit indents on the bearing cup&#8217;s surface\u2014and thus so is the technique for using them correctly. Available design choices include sockets, open ended wrenches, or circular wrenches.<\/span><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><span style=\"font-family: arial, helvetica, sans-serif; font-size: 22px;\">Correct tool technique centers on limiting damage to each cup\u2019s external surfaces. The alloy they&#8217;re made out of is&nbsp; much softer than tool steel, which easily disfigures the surface.<\/span><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><span style=\"font-family: arial, helvetica, sans-serif; font-size: 22px;\">Without taking care, you\u2019ll round off the edges of the indents, leaving prominent scars. Applying masking tape or electrical tape (almost too thick) protects the cups.<\/span><\/p>\n\n\n\n<figure class=\"wp-block-image aligncenter\"><img loading=\"lazy\" decoding=\"async\" width=\"760\" height=\"156\" src=\"https:\/\/www.firstcomponents.com\/wp-content\/uploads\/2018\/10\/external-bb-tool-long-handle.jpg\" alt=\"long handled shimano external bb tool\" class=\"wp-image-6747\" srcset=\"https:\/\/www.firstcomponents.com\/wp-content\/uploads\/2018\/10\/external-bb-tool-long-handle.jpg 760w, https:\/\/www.firstcomponents.com\/wp-content\/uploads\/2018\/10\/external-bb-tool-long-handle-300x62.jpg 300w\" sizes=\"(max-width: 760px) 100vw, 760px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\"><span style=\"font-family: arial, helvetica, sans-serif; font-size: 22px;\">The longer the handle, the better\u2014you\u2019ll need leverage to break the BB cup free of the bottom bracket threads.<\/span><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><span style=\"font-family: arial, helvetica, sans-serif; font-size: 22px;\">The handles of the two open-ended wrenches above are too short, with the shorter of the two representing an extremely difficult way to loosen a tight bottom bracket.<\/span><\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span style=\"color: #000000;\"><strong><span style=\"font-family: arial, helvetica, sans-serif; font-size: 28px;\">Press Fit BB Tools &amp; BB Removal<br><\/span><\/strong><\/span><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\"><br><span style=\"font-family: arial, helvetica, sans-serif; font-size: 22px;\">Press fit bottom brackets range across a number of standards with tool brands offering a variety of BB installation and removal solutions.<\/span><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><span style=\"font-family: arial, helvetica, sans-serif; font-size: 22px;\">The main technical issue is to account for bottom bracket shell size, and whether the crank you\u2019ll install is 24mm, 30mm or 28.99 (we cover SRAM DUB in detail in the next section).<\/span><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><span style=\"font-family: arial, helvetica, sans-serif; font-size: 22px;\">Pressing the bearing cups into place is one matter; removing them is another. The best solution is a tool kit enabling both installation and removal.<\/span><\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><strong><span style=\"font-family: arial, helvetica, sans-serif; font-size: 24px; color: #000000;\">41mm ID 24mm Spindle<\/span><\/strong><\/h4>\n\n\n\n<h5 class=\"wp-block-heading\">&nbsp;<\/h5>\n\n\n\n<h5 class=\"wp-block-heading\"><span style=\"font-family: 'arial black', sans-serif; font-size: 20px;\">Installation\u2014Method 1<\/span><\/h5>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n\n\n\n<figure class=\"wp-block-image aligncenter\"><img loading=\"lazy\" decoding=\"async\" width=\"760\" height=\"405\" src=\"https:\/\/www.firstcomponents.com\/wp-content\/uploads\/2018\/10\/bb30-install-tool.jpg\" alt=\"press fit bb installation tool\" class=\"wp-image-6745\" srcset=\"https:\/\/www.firstcomponents.com\/wp-content\/uploads\/2018\/10\/bb30-install-tool.jpg 760w, https:\/\/www.firstcomponents.com\/wp-content\/uploads\/2018\/10\/bb30-install-tool-300x160.jpg 300w\" sizes=\"(max-width: 760px) 100vw, 760px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\"><span style=\"font-size: 22px; font-family: arial, helvetica, sans-serif;\">A simple tool made from a pair of discs.<\/span><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><span style=\"font-size: 22px; font-family: arial, helvetica, sans-serif;\">Position each press fit cup in the BB shell.<\/span><br><span style=\"font-size: 22px; font-family: arial, helvetica, sans-serif;\">Slot each disc inside of each BB cup, slide the bolt through, then tighten the nut.<\/span><br><span style=\"font-size: 22px; font-family: arial, helvetica, sans-serif;\">The discs press each side in simultaneously.<\/span><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><span style=\"font-size: 22px; font-family: arial, helvetica, sans-serif;\">The convenience of pressing both in at once is counterbalanced by <strong><span style=\"color: #000000;\">the major disadvantage with this method<\/span><\/strong>\u2014the tendency of the cups to move off-center.<\/span><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><span style=\"font-size: 22px; font-family: arial, helvetica, sans-serif;\">You must watch each side very carefully because when one cup begins to go sideways, you must make corrections to prevent it jamming in the BB shell. Re-centering entails removing the tool then tapping the cup with a rubber mallet to straighten it.<\/span><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><span style=\"font-size: 22px; font-family: arial, helvetica, sans-serif;\">In some circumstances, you&#8217;ll have to remove the cup and start over.<\/span><\/p>\n\n\n\n<h5 class=\"wp-block-heading\"><span style=\"font-family: 'arial black', sans-serif; font-size: 20px;\">Installation\u2014Method 2<\/span><\/h5>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n\n\n\n<figure class=\"wp-block-image aligncenter\"><a href=\"https:\/\/www.firstcomponents.com\/bb86-bb92\/\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"576\" src=\"https:\/\/www.firstcomponents.com\/wp-content\/uploads\/2018\/10\/bb92-tool-piece-1024x576.jpg\" alt=\"Bb92 Tool Piece\" class=\"wp-image-5227\" srcset=\"https:\/\/www.firstcomponents.com\/wp-content\/uploads\/2018\/10\/bb92-tool-piece-1024x576.jpg 1024w, https:\/\/www.firstcomponents.com\/wp-content\/uploads\/2018\/10\/bb92-tool-piece-300x169.jpg 300w, https:\/\/www.firstcomponents.com\/wp-content\/uploads\/2018\/10\/bb92-tool-piece-768x432.jpg 768w, https:\/\/www.firstcomponents.com\/wp-content\/uploads\/2018\/10\/bb92-tool-piece.jpg 1920w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/a><\/figure>\n\n\n\n<figure class=\"wp-block-image aligncenter\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"576\" src=\"https:\/\/www.firstcomponents.com\/wp-content\/uploads\/2018\/10\/bb92-tool-piece-24mm-1024x576.jpg\" alt=\"Bb92 Tool Piece 24mm\" class=\"wp-image-5226\" srcset=\"https:\/\/www.firstcomponents.com\/wp-content\/uploads\/2018\/10\/bb92-tool-piece-24mm-1024x576.jpg 1024w, https:\/\/www.firstcomponents.com\/wp-content\/uploads\/2018\/10\/bb92-tool-piece-24mm-300x169.jpg 300w, https:\/\/www.firstcomponents.com\/wp-content\/uploads\/2018\/10\/bb92-tool-piece-24mm-768x432.jpg 768w, https:\/\/www.firstcomponents.com\/wp-content\/uploads\/2018\/10\/bb92-tool-piece-24mm.jpg 1920w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\"><span style=\"font-family: arial, helvetica, sans-serif; font-size: 22px;\">The <a href=\"https:\/\/www.firstcomponents.com\/bike-toolsets\/\" target=\"_blank\" rel=\"noopener noreferrer\">BB2430 tool set<\/a> enables quick and easy bearing cup installation, one cup at a time. You mount the disc (indicated) onto the long bolt (bottom of image).<\/span><br><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><span style=\"font-family: arial, helvetica, sans-serif; font-size: 22px;\">Disc and bolt slot through the bottom bracket.<\/span><\/p>\n\n\n\n<figure class=\"wp-block-image aligncenter\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"576\" src=\"https:\/\/www.firstcomponents.com\/wp-content\/uploads\/2018\/10\/bbshell-interface-piece-1024x576.jpg\" alt=\"Bbshell Interface Piece\" class=\"wp-image-5229\" srcset=\"https:\/\/www.firstcomponents.com\/wp-content\/uploads\/2018\/10\/bbshell-interface-piece-1024x576.jpg 1024w, https:\/\/www.firstcomponents.com\/wp-content\/uploads\/2018\/10\/bbshell-interface-piece-300x169.jpg 300w, https:\/\/www.firstcomponents.com\/wp-content\/uploads\/2018\/10\/bbshell-interface-piece-768x432.jpg 768w, https:\/\/www.firstcomponents.com\/wp-content\/uploads\/2018\/10\/bbshell-interface-piece.jpg 1920w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\"><span style=\"font-family: arial, helvetica, sans-serif; font-size: 22px;\">Then attach the retaining cup (named for its BB cup removal function) which, when tight against the opposite side of the BB shell, holds the bottom bracket you are installing square in the shell.<\/span><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><span style=\"font-family: arial, helvetica, sans-serif; font-size: 22px;\">Any BB movement off-center is automatically corrected.<\/span><\/p>\n\n\n\n<figure class=\"wp-block-image aligncenter\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"576\" src=\"https:\/\/www.firstcomponents.com\/wp-content\/uploads\/2018\/10\/bb92-press-fit-bottom-bracket-1024x576.jpg\" alt=\"Bb92 Press Fit Bottom Bracket\" class=\"wp-image-5217\" srcset=\"https:\/\/www.firstcomponents.com\/wp-content\/uploads\/2018\/10\/bb92-press-fit-bottom-bracket-1024x576.jpg 1024w, https:\/\/www.firstcomponents.com\/wp-content\/uploads\/2018\/10\/bb92-press-fit-bottom-bracket-300x169.jpg 300w, https:\/\/www.firstcomponents.com\/wp-content\/uploads\/2018\/10\/bb92-press-fit-bottom-bracket-768x432.jpg 768w, https:\/\/www.firstcomponents.com\/wp-content\/uploads\/2018\/10\/bb92-press-fit-bottom-bracket.jpg 1920w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\"><span style=\"font-family: arial, helvetica, sans-serif; font-size: 22px;\">A few turns of the bolt with the supplied Allen wrench installs the bearing cup in less than a minute.<\/span><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><span style=\"font-family: arial, helvetica, sans-serif; font-size: 22px;\">Here&#8217;s a <a href=\"https:\/\/www.firstcomponents.com\/bb86-bb92\/\" target=\"_blank\" rel=\"noopener noreferrer\">more detailed coverage of the tool in action in relation to BB86\/92 installation and removal<\/a>.<\/span><\/p>\n\n\n\n<h5 class=\"wp-block-heading\"><span style=\"font-family: 'arial black', sans-serif; font-size: 20px;\">Removal\u2014Method 1<\/span><\/h5>\n\n\n\n<p class=\"wp-block-paragraph\"><br><span style=\"font-family: arial, helvetica, sans-serif; font-size: 22px;\">Impact removal is a commonly recommended method for retrieving bearing cups from the BB shell.<\/span><\/p>\n\n\n\n<figure class=\"wp-block-image aligncenter\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"997\" src=\"https:\/\/www.firstcomponents.com\/wp-content\/uploads\/2018\/10\/bottom-bracket-impact-removal-tool-1024x997.jpg\" alt=\"Bottom Bracket Impact Removal Tool\" class=\"wp-image-5233\" srcset=\"https:\/\/www.firstcomponents.com\/wp-content\/uploads\/2018\/10\/bottom-bracket-impact-removal-tool-1024x997.jpg 1024w, https:\/\/www.firstcomponents.com\/wp-content\/uploads\/2018\/10\/bottom-bracket-impact-removal-tool-300x292.jpg 300w, https:\/\/www.firstcomponents.com\/wp-content\/uploads\/2018\/10\/bottom-bracket-impact-removal-tool-768x748.jpg 768w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\"><span style=\"font-family: arial, helvetica, sans-serif; font-size: 22px;\">You insert the narrow end into one side, then out the other.<\/span><br><span style=\"font-family: arial, helvetica, sans-serif; font-size: 22px;\">The blades contract to the point of arriving inside the bearing cup.<\/span><br><span style=\"font-family: arial, helvetica, sans-serif; font-size: 22px;\">They expand into the space behind the bearing cup.<\/span><br><span style=\"font-family: arial, helvetica, sans-serif; font-size: 22px;\">Tapping on the blunt end with a hammer forces the bearing cup out of the shell, sending it bouncing onto the floor if you don&#8217;t take care.<\/span><\/p>\n\n\n\n<figure class=\"wp-block-image aligncenter\"><img loading=\"lazy\" decoding=\"async\" width=\"760\" height=\"235\" src=\"https:\/\/www.firstcomponents.com\/wp-content\/uploads\/2018\/10\/press-fit-bb-removal-tool-1.jpg\" alt=\"press fit bb removal tool impact method\" class=\"wp-image-6749\" srcset=\"https:\/\/www.firstcomponents.com\/wp-content\/uploads\/2018\/10\/press-fit-bb-removal-tool-1.jpg 760w, https:\/\/www.firstcomponents.com\/wp-content\/uploads\/2018\/10\/press-fit-bb-removal-tool-1-300x93.jpg 300w\" sizes=\"(max-width: 760px) 100vw, 760px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\"><span style=\"font-family: arial, helvetica, sans-serif; font-size: 22px;\">A more compact solution. But the idea is the same. Removal by impact.<\/span><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><span style=\"font-family: arial, helvetica, sans-serif; font-size: 22px;\"><strong><span style=\"color: #000000;\">Avoid<\/span><\/strong> impact removal solutions.<\/span><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><span style=\"font-family: arial, helvetica, sans-serif; font-size: 22px;\">Where bearing cups are firmly seated in their shells, it&#8217;s too easy to damage the cup since you really have to put a lot of force into the blows.<\/span><\/p>\n\n\n\n<h5 class=\"wp-block-heading\"><span style=\"font-family: 'arial black', sans-serif; font-size: 20px;\">Removal\u2014Method 2<\/span><\/h5>\n\n\n\n<p class=\"wp-block-paragraph\"><br><span style=\"font-family: arial, helvetica, sans-serif; font-size: 22px;\">Back to First Component&#8217;s BB2430 tool set.<\/span><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><span style=\"font-family: arial, helvetica, sans-serif; font-size: 22px;\">Rather than bash the bearing cup out of the bottom bracket shell, gentle, consistently applied force from within (thus avoiding bursts of energy from hammer blows) presses the bearing cup out into a retaining cup.<\/span><\/p>\n\n\n\n<figure class=\"wp-block-image aligncenter\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"576\" src=\"https:\/\/www.firstcomponents.com\/wp-content\/uploads\/2018\/10\/bb92-tool-removal-hitch-1024x576.jpg\" alt=\"Bb92 Tool Removal Hitch\" class=\"wp-image-5228\" srcset=\"https:\/\/www.firstcomponents.com\/wp-content\/uploads\/2018\/10\/bb92-tool-removal-hitch-1024x576.jpg 1024w, https:\/\/www.firstcomponents.com\/wp-content\/uploads\/2018\/10\/bb92-tool-removal-hitch-300x169.jpg 300w, https:\/\/www.firstcomponents.com\/wp-content\/uploads\/2018\/10\/bb92-tool-removal-hitch-768x432.jpg 768w, https:\/\/www.firstcomponents.com\/wp-content\/uploads\/2018\/10\/bb92-tool-removal-hitch.jpg 1920w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\"><span style=\"font-family: arial, helvetica, sans-serif; font-size: 22px;\">You achieve this by fitting a split steel-hitch over the end of a driver within the bottom bracket.<\/span><\/p>\n\n\n\n<figure class=\"wp-block-image aligncenter\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"576\" src=\"https:\/\/www.firstcomponents.com\/wp-content\/uploads\/2018\/10\/hitch-installed-1024x576.jpg\" alt=\"Hitch Installed\" class=\"wp-image-5235\" srcset=\"https:\/\/www.firstcomponents.com\/wp-content\/uploads\/2018\/10\/hitch-installed-1024x576.jpg 1024w, https:\/\/www.firstcomponents.com\/wp-content\/uploads\/2018\/10\/hitch-installed-300x169.jpg 300w, https:\/\/www.firstcomponents.com\/wp-content\/uploads\/2018\/10\/hitch-installed-768x432.jpg 768w, https:\/\/www.firstcomponents.com\/wp-content\/uploads\/2018\/10\/hitch-installed.jpg 1920w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\"><span style=\"font-family: arial, helvetica, sans-serif; font-size: 22px;\">The steel-hitch&#8217;s flange catches on the bearing cup&#8217;s inside edge.<\/span><\/p>\n\n\n\n<figure class=\"wp-block-image aligncenter\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"576\" src=\"https:\/\/www.firstcomponents.com\/wp-content\/uploads\/2018\/10\/bolt-driver-cup-1024x576.jpg\" alt=\"Bolt Driver Cup\" class=\"wp-image-5231\" srcset=\"https:\/\/www.firstcomponents.com\/wp-content\/uploads\/2018\/10\/bolt-driver-cup-1024x576.jpg 1024w, https:\/\/www.firstcomponents.com\/wp-content\/uploads\/2018\/10\/bolt-driver-cup-300x169.jpg 300w, https:\/\/www.firstcomponents.com\/wp-content\/uploads\/2018\/10\/bolt-driver-cup-768x432.jpg 768w, https:\/\/www.firstcomponents.com\/wp-content\/uploads\/2018\/10\/bolt-driver-cup.jpg 1920w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\"><span style=\"font-family: arial, helvetica, sans-serif; font-size: 22px;\">The bolt slides through the driver; you insert the Allen wrench into the bolt from this side.<\/span><\/p>\n\n\n\n<figure class=\"wp-block-image aligncenter\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"576\" src=\"https:\/\/www.firstcomponents.com\/wp-content\/uploads\/2018\/10\/bearing-removal-cup-1024x576.jpg\" alt=\"Bearing Removal Cup\" class=\"wp-image-5230\" srcset=\"https:\/\/www.firstcomponents.com\/wp-content\/uploads\/2018\/10\/bearing-removal-cup-1024x576.jpg 1024w, https:\/\/www.firstcomponents.com\/wp-content\/uploads\/2018\/10\/bearing-removal-cup-300x169.jpg 300w, https:\/\/www.firstcomponents.com\/wp-content\/uploads\/2018\/10\/bearing-removal-cup-768x432.jpg 768w, https:\/\/www.firstcomponents.com\/wp-content\/uploads\/2018\/10\/bearing-removal-cup.jpg 1920w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\"><span style=\"font-family: arial, helvetica, sans-serif; font-size: 22px;\">The retaining cup holds firm against the BB shell; inside, the bearing cup presses out and into the retaining cup.<\/span><\/p>\n\n\n\n<figure class=\"wp-block-image aligncenter\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"576\" src=\"https:\/\/www.firstcomponents.com\/wp-content\/uploads\/2018\/10\/bb92-cup-removed-1024x576.jpg\" alt=\"Bb92 Cup Removed\" class=\"wp-image-5213\" srcset=\"https:\/\/www.firstcomponents.com\/wp-content\/uploads\/2018\/10\/bb92-cup-removed-1024x576.jpg 1024w, https:\/\/www.firstcomponents.com\/wp-content\/uploads\/2018\/10\/bb92-cup-removed-300x169.jpg 300w, https:\/\/www.firstcomponents.com\/wp-content\/uploads\/2018\/10\/bb92-cup-removed-768x432.jpg 768w, https:\/\/www.firstcomponents.com\/wp-content\/uploads\/2018\/10\/bb92-cup-removed.jpg 1920w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\"><span style=\"font-family: arial, helvetica, sans-serif; font-size: 22px;\">As the bearing cup clears the BB shell, the driver slides through.<\/span><br><span style=\"font-family: arial, helvetica, sans-serif; font-size: 22px;\">Then simply remove the cup, driver, and steel-hitch, ready to go back into the shell to remove the other side.<\/span><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><span style=\"font-family: arial, helvetica, sans-serif; font-size: 22px;\">The whole process takes a few minutes at most.<\/span><\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><strong><span style=\"font-family: arial, helvetica, sans-serif; font-size: 24px;\">46mm PF30 30mm Spindle<\/span><\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\"><br><span style=\"font-family: arial, helvetica, sans-serif; font-size: 22px;\">Let&#8217;s just jump to the best method around for installing and removing, best because you can install the bearing cups quickly without any worries of a cup turning sideways during the install.<\/span><\/p>\n\n\n\n<figure class=\"wp-block-image aligncenter\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"576\" src=\"https:\/\/www.firstcomponents.com\/wp-content\/uploads\/2018\/10\/installing-pf30-bottom-bracket-tool-1024x576.jpg\" alt=\"Installing Pf30 Bottom Bracket Tool for drive side cup installation\" class=\"wp-image-4229\" srcset=\"https:\/\/www.firstcomponents.com\/wp-content\/uploads\/2018\/10\/installing-pf30-bottom-bracket-tool-1024x576.jpg 1024w, https:\/\/www.firstcomponents.com\/wp-content\/uploads\/2018\/10\/installing-pf30-bottom-bracket-tool-300x169.jpg 300w, https:\/\/www.firstcomponents.com\/wp-content\/uploads\/2018\/10\/installing-pf30-bottom-bracket-tool-768x432.jpg 768w, https:\/\/www.firstcomponents.com\/wp-content\/uploads\/2018\/10\/installing-pf30-bottom-bracket-tool.jpg 1200w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\"><span style=\"font-family: arial, helvetica, sans-serif; font-size: 22px;\">The method is the same as above; the toolset is based on the same principles but uses pieces tailored to fit a 46mm bottom bracket shell.<\/span><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><span style=\"font-family: arial, helvetica, sans-serif; font-size: 22px;\">Press in the bearing cups, one at a time.<\/span><\/p>\n\n\n\n<figure class=\"wp-block-image aligncenter\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"576\" src=\"https:\/\/www.firstcomponents.com\/wp-content\/uploads\/2018\/10\/bolt-driver-left-side-1024x576.jpg\" alt=\"bolt in driver ready to press out the pf30 bottom bracket\" class=\"wp-image-4242\" srcset=\"https:\/\/www.firstcomponents.com\/wp-content\/uploads\/2018\/10\/bolt-driver-left-side-1024x576.jpg 1024w, https:\/\/www.firstcomponents.com\/wp-content\/uploads\/2018\/10\/bolt-driver-left-side-300x169.jpg 300w, https:\/\/www.firstcomponents.com\/wp-content\/uploads\/2018\/10\/bolt-driver-left-side-768x432.jpg 768w, https:\/\/www.firstcomponents.com\/wp-content\/uploads\/2018\/10\/bolt-driver-left-side.jpg 1200w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\"><span style=\"font-family: arial, helvetica, sans-serif; font-size: 22px;\">Press them out in the same way.<\/span><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><span style=\"font-family: arial, helvetica, sans-serif; font-size: 22px;\"><a href=\"https:\/\/www.firstcomponents.com\/pf30-bottom-bracket\/\" target=\"_blank\" rel=\"noopener noreferrer\">Check out the post on this subject for more details<\/a>.<\/span><\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span style=\"font-family: 'arial black', sans-serif; font-size: 32px;\">SRAM DUB BOTTOM BRACKET TOOL<\/span><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\"><br><span style=\"font-family: arial, helvetica, sans-serif; font-size: 22px;\">SRAM\u2019s recently introduced means of using an almost 30mm (28.99mm) spindle crank on any frame no matter the BB shell configuration immediately introduced the problem of how to quickly and easily install the correct BB, an especially important issue for bike shops.<\/span><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><iframe src=\"https:\/\/www.youtube.com\/embed\/4ZvGI7ynLpI\" width=\"560\" height=\"315\" frameborder=\"0\" allowfullscreen=\"allowfullscreen\"><\/iframe><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><span style=\"font-family: arial, helvetica, sans-serif; font-size: 22px;\">First Components engineers set to work designing the <a href=\"https:\/\/www.firstcomponents.com\/bike-toolsets\/sram-dub-bottom-bracket-tool\/\">only tool set making installing or removing any SRAM DUB BB a breeze.<\/a><br><\/span><\/p>\n\n\n\n<figure class=\"wp-block-image aligncenter\"><img loading=\"lazy\" decoding=\"async\" width=\"785\" height=\"800\" src=\"https:\/\/www.firstcomponents.com\/wp-content\/uploads\/2018\/10\/sram-dub-bottom-bracket-alternative.jpg\" alt=\"Sram Dub Bottom Bracket Alternatives\" class=\"wp-image-4443\" srcset=\"https:\/\/www.firstcomponents.com\/wp-content\/uploads\/2018\/10\/sram-dub-bottom-bracket-alternative.jpg 785w, https:\/\/www.firstcomponents.com\/wp-content\/uploads\/2018\/10\/sram-dub-bottom-bracket-alternative-294x300.jpg 294w, https:\/\/www.firstcomponents.com\/wp-content\/uploads\/2018\/10\/sram-dub-bottom-bracket-alternative-768x783.jpg 768w\" sizes=\"(max-width: 785px) 100vw, 785px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\"><span style=\"font-family: arial, helvetica, sans-serif; font-size: 22px;\">The tool set along with the correct bottom bracket (each with a 28.99 internal diameter) is a complete SRAM DUB solution.<\/span><\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span style=\"font-family: arial, helvetica, sans-serif;\"><span style=\"font-family: 'arial black', sans-serif; font-size: 32px;\"><a id=\"wdmb\"><\/a>WHY DOES MY BIKE CLICK WHEN I PEDAL?<\/span> <span style=\"font-size: 18px;\">(<em>Don\u2019t Immediately Blame Your Bottom Bracket in other words<\/em>)<\/span><\/span><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\"><br><span style=\"font-family: arial, helvetica, sans-serif; font-size: 22px;\">After many trouble-free miles you begin to hear a rhythmic <em>click<\/em>\u2026<em>click<\/em>\u2026.<em>click<\/em>, or even, darnint!, a <em>clickclickclickclickclickclick<\/em>, a machine-gunned staccato drilling right into your brain.<\/span><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><span style=\"font-family: arial, helvetica, sans-serif; font-size: 22px;\">You take careful note of each crank revolution, looking down and not at the road ahead, trying to determine at what point in the crank cycle the clicking occurs.<\/span><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><span style=\"font-family: arial, helvetica, sans-serif; font-size: 22px;\">The first component we normally accuse of this attempt to drive us insane is the bottom bracket, which makes perfect sense. Right?<\/span><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><span style=\"font-family: arial, helvetica, sans-serif; font-size: 22px;\">No, probably not.<\/span><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><span style=\"font-family: arial, helvetica, sans-serif; font-size: 22px;\">Start with your pedals. Were the threads lubed on installation to the crank? Remove them and check.<\/span><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><span style=\"font-family: arial, helvetica, sans-serif; font-size: 22px;\">Especially important: <strong><span style=\"color: #000000;\">were they installed with pedal washers<\/span><\/strong>? Installing washers where none were installed may well reverse your slide into insanity.<\/span><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><span style=\"font-family: arial, helvetica, sans-serif; font-size: 22px;\">A crack in an alloy frame means metal surfaces can rub, causing consistent creaking. Check your frame carefully.<\/span><\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span style=\"font-family: 'arial black', sans-serif; font-size: 32px;\"><a id=\"hdyr\"><\/a>HOW DO YOU REMOVE A BOTTOM BRACKET WITHOUT A TOOL?<\/span><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\"><br><span style=\"font-family: arial, helvetica, sans-serif; font-size: 22px;\">It\u2019s possible although unnecessarily difficult, plus you risk irreparable damage to your bike.<\/span><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><span style=\"font-family: arial, helvetica, sans-serif; font-size: 22px;\">All of the BB tools mentioned in this post are available from your local bike shop, or from Amazon.<\/span><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><span style=\"font-family: arial, helvetica, sans-serif; font-size: 22px;\">Tools are cheap. However, learning to wield them with skill takes many years.<\/span><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><span style=\"font-family: arial, helvetica, sans-serif; font-size: 22px;\">Get your local bike shop to handle bottom bracket issues for you. Your mechanic can use the right tool to quickly fix any problem.<\/span><\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span style=\"font-family: 'arial black', sans-serif; font-size: 32px;\"><a id=\"hmms\"><\/a>HOW MANY MILES SHOULD A BOTTOM BRACKET LAST?<\/span><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\"><br><span style=\"font-family: arial, helvetica, sans-serif; font-size: 22px;\">It depends on the type of bottom bracket.<\/span><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><span style=\"font-family: arial, helvetica, sans-serif; font-size: 22px;\">A cup &amp; cone BB setup requires regular cleaning, grease replacement, and eventually ball bearing replacement. In that sense, your BB can last forever.<\/span><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><span style=\"font-family: arial, helvetica, sans-serif; font-size: 22px;\">Cartridge bottom brackets will need replacing sooner than later if, say, you immerse the bottom bracket in muddy water. Otherwise, you\u2019re looking at years of trouble-free cycling.<\/span><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><span style=\"font-family: arial, helvetica, sans-serif; font-size: 22px;\">External bottom brackets also keep on going, assuming you avoid regular exposure to muddy water. Your mechanic can replace sealed bearings in many of the lesser known brands compared to the market leaders (Shimano explicitly warn their customers \u201c<em>Do Not Dissemble<\/em>\u201d on their external BBs).<\/span><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><span style=\"font-family: arial, helvetica, sans-serif; font-size: 22px;\">A mechanic can replace sealed bearings in a Press Fit model, although that depends on the brand\u2014some are easier than others.<\/span><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><span style=\"color: #000000; font-size: 28px;\"><strong><span style=\"font-family: arial, helvetica, sans-serif;\">FINAL COMMENTS<\/span><\/strong><\/span><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><span style=\"font-family: arial, helvetica, sans-serif; font-size: 22px;\">You need to use the right bottom bracket tool on a bottom bracket. <\/span><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><span style=\"font-family: arial, helvetica, sans-serif; font-size: 22px;\">Installation, removal, and adjustment can be done quickly and much more easily with the correct technology\u2014and technique of course.<\/span><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><span style=\"font-family: arial, helvetica, sans-serif; font-size: 22px;\">If the information here helped you in any way, share it with someone who you think might benefit.<\/span><\/p>\n<span hidden class=\"__iawmlf-post-loop-links\" data-iawmlf-links=\"[{&quot;id&quot;:232,&quot;href&quot;:&quot;https:\\\/\\\/www.cycletyres.com&quot;,&quot;archived_href&quot;:&quot;https:\\\/\\\/web-wp.archive.org\\\/web\\\/20210726161311\\\/https:\\\/\\\/www.cycletyres.com\\\/&quot;,&quot;redirect_href&quot;:&quot;&quot;,&quot;checks&quot;:[{&quot;date&quot;:&quot;2026-11-04 11:59:10&quot;,&quot;http_code&quot;:200},{&quot;date&quot;:&quot;2026-11-07 14:14:58&quot;,&quot;http_code&quot;:200},{&quot;date&quot;:&quot;2026-11-10 19:38:40&quot;,&quot;http_code&quot;:200}],&quot;broken&quot;:false,&quot;last_checked&quot;:{&quot;date&quot;:&quot;2026-11-10T19:38:40+00:00&quot;,&quot;http_code&quot;:200},&quot;process&quot;:&quot;done&quot;}]\"><\/span>","protected":false},"excerpt":{"rendered":"<p>Find out all you need to know to fix or maintain your bottom bracket right here, in one place. We cover: CONTENTS What is a Bottom Bracket Tool?How Do I Know What Bottom Bracket I Have?The Tools and How to Use Them Related Topics How Do You Remove a Bottom Bracket Without a Tool?Why Does [&hellip;]<\/p>\n","protected":false},"author":4,"featured_media":6764,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"site-sidebar-layout":"default","site-content-layout":"default","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"default","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"set","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"footnotes":""},"categories":[144],"tags":[],"class_list":["post-6668","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-bottom-bracket"],"_links":{"self":[{"href":"https:\/\/www.firstcomponents.com\/de\/wp-json\/wp\/v2\/posts\/6668","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.firstcomponents.com\/de\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.firstcomponents.com\/de\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.firstcomponents.com\/de\/wp-json\/wp\/v2\/users\/4"}],"replies":[{"embeddable":true,"href":"https:\/\/www.firstcomponents.com\/de\/wp-json\/wp\/v2\/comments?post=6668"}],"version-history":[{"count":0,"href":"https:\/\/www.firstcomponents.com\/de\/wp-json\/wp\/v2\/posts\/6668\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.firstcomponents.com\/de\/wp-json\/wp\/v2\/media\/6764"}],"wp:attachment":[{"href":"https:\/\/www.firstcomponents.com\/de\/wp-json\/wp\/v2\/media?parent=6668"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.firstcomponents.com\/de\/wp-json\/wp\/v2\/categories?post=6668"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.firstcomponents.com\/de\/wp-json\/wp\/v2\/tags?post=6668"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}