【COMPATIBILITY FOR BAFANG TONGSHENG】- Bike crank arm is perfectly suitable for BAFANG mid drive motor BBS01, BBS02, BBSHD and M200 motor,for Tongsheng mid drive motor.
【NOTE】- This crank arm is diamond taper, please make sure the interface of your original crank arm is diamond hole.There is a letter L/R on the crankset,please pay attention to the left and right sides when installing.
【170MM CRANK ARM】- This crankset can only be used on electric bicycles.Size is approximately 21 * 3.8cm / 6.3 * 5.9inch.Weight is approximately 450g.
【EASY INSTALLATION】- The crank arm adopts simple design,easy to be used for ebike mid drive motor installation.
【PREMIUM QUALITY】-The bicycle crank arm adopts aluminum alloy material with CNC process and anodic oxidation treatment,resistant to corrosion.a great accessory to replace your old crank arm.