Details
Bike Crank Arm 170mm Aluminium Alloy Bicycle Left Hand Crank Arm Chain Set for MTB Road Mountain Bicycle(170 Black Rhombic Hole)

HIGH QUALITY MATERIAL: This bike crank arm is made of premium aluminium alloy, which is lightweight, high strength and deformation resistance, durable for long time use.
EXQUISITE WORKMANSHIP: This product has fine polish and great paint, which is colorfast and stylish, as well as performs well in practical use.
EASY TO STALL: This product has standard precision cutting of hole, which ensures perfect fit to bike, easy to install.
CONVENIENT TO USE: This product has 170mm crank arm length without any overlap of crank arm and chain ring bolt.
GREAT REPLACEMENT: This product is a nice replacement for bike repair, and compatible with many bike models. If you are a bike cycling lover, you deserve it.