

A torque arms purpose is to prevent the motor from spinning within the dropouts of your bike.
If you have an electric bike rated at more than 350 watts we recommend you use a torque arm(s) to avoid damaging or even destroying your fork or frame, not to mention causing an accident.
This torque arm is appropriate for front and rear motor applications and suitable up to 2000 watts systems.
For extra protection use 2 - one for each side of the motor.