Bike Crank,Left Crank Arms Crank Set Bike Crankset 8/9/10/11 Bcd Alloy Bike Crank Arms Crank Alloy Bike Crankset Crank Set 170mm 104 Bcd Alloy Set 170mm 104 170mm 104 Bcd Zdhf Qudai
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Suitable for most mountain bikes. 104mm BCD. 170mm length for crank arm. Compatible with 8 / 9 / 10 / 11 speed. Aluminum alloy material for light weight and strong strength.