Designed and manufactured to remove and install the lock ring used to fix the front chain ring on the for STEPS electric bicycle motor, Applicable to for STEPS E-6100, E-7000 and E-8000 electric bicycle motor systems Applicable to lock rings with an outer diameter of 54mm and 16 notches Fits tightly on 24mm axles to reduce the possibility of the tool slipping off the lock ring during use Features 32mm hex drive-can be used with a claw adapter or 32mm socket and torque wrench to correctly measure torque Color: Black Material: Aluminum Alloy Package Contents: 1 x Steps Lockring Tool Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.