??¡¾Exquisite Workmanship¡¿: The 170mm crank arm adopts standard machining, which ensures chain retention, increases service life and reduces friction and noise.
??¡¾Premium Quality¡¿: This crank arm is made of premium quality aluminium alloy material, which is sturdy and in use. It is not easily damaged and deformed, has quality and ensures high strength for long lasting usage.
??¡¾Excellent Performance¡¿: The 170mm crank arm is lightweight, which adds no heaviness to your bike. 170mm crank arm length without any overlap of crank arm and chain ring bolt.
??¡¾Universal Fitment¡¿: The crank arm is a good replacement for bike repair, which is compatible with many bike . BCD: 130 mm (suitable for 107-100mm); arm length: 170 mm/ 6.7 inch; fit for: pedal diameter = 9/16.
??¡¾Guarantee¡¿: Our product have 180 days , if you have any question about this crank arm, please feel to us, we will try our best to help you solve your problem.
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