Bicycle Crank Arm,Bike Crank Left Arm,170Mm Aluminium Alloy Crank Arm Set Bike

【170MM CRANK ARM】170mm crank arm length without any overlap of crank arm and chain ring bolt. Fine polish and great paint, colorfast and stylish. Hole Distance: 170mm. Material: Aluminium Alloy. 【EASY TO INSTALL】The crank arm is lightweight and small size, easy to install and use.

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