Home » Cranksets » Tandem Cranksets TANDEM CRANKSETS DTA 5-Arm ➤ Cranks: Forged AL6061➤ Length: 165mm, 170mm, 172.5mm, 175mm➤ BCD: 130/74mm➤ Chainrings: 52Tx 39Tx 30T/42T MTA-(4-Arm) for MTB MTC-(4-Arm) for Fat Bike