Designed and built to remove and install the lockring that retains front chainrings found on Shimano® STEPS® e-bike motors.
Fits Shimano® STEPS® E6100, E7000, E8000 and E9000 e-bike motor systems
For lockrings with 54mm outside diameter and 16 notches
Replacement for Shimano TL-FC39 tool
36mm hex drive to be used with Park Tool TWB-36 Crow Foot and a torque wrench to properly measure torque
Constructed of 4140 heat treated steel and plated for long life