Gray Fixed Gear Single Speed Bicycle Bike Crank Arm Set Gray Fixed Gear Single Speed Bicycle Bike Crank Arm Set... Alloy crank arm set... Square taper 110mm BCD... Left and right arms... Uses 113/118mm spindle... I have Bottom Bracket for $20 also in my eBay Store... These are gunmetal gray and they are super tough. They do not warp...
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