Best in the Business
With over 50 years' experience manufacturing bicycle tools for both the professional and home bike mechanic alike, Park Tool are at the top of their game.
Made in the USA, those who demand quality know to reach for the distinctive Park Tool Blue when it comes to getting the job done.
The Perfect Tool
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
. Constructed of 4140 heat treated steel and plated for long life