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Pulley Wheels

Y70A

➤ Material: AL6061
➤ Teeth: 11^T
➤ Regular & Ceramic Bearings Available

Technical Diagram

Y70A-3

➤ Material: AL6061
➤ Teeth: 11^T
➤ Ceramic Bearings

Technical Diagram

Y75A

Narrow-Wide

➤ Material: AL6061
➤ Teeth: 10^T
➤ Regular & Ceramic Bearings Available

Technical Diagram

First's Main Pages

Bottom Brackets
Headsets
Cranksets

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Unique B2B insights from inside the Taiwan Bike Industry.