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
Precisely machined for a perfect fit, this 8-notch tool removes and installs the lockring that retains front chainrings found on Bosch Gen 2 e-bike motors after the crank arm is removed.
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
Precisely machined for a perfect fit, this 8-notch tool removes and installs the lockring that retains front chainrings found on Bosch Gen 2 e-bike motors after the crank arm is removed.
. Fits Bosch Active Line (chainrings less than 20 teeth)
. Bosch Performance Line and Performance Line CX models
. For lockrings with 50mm outside diameter and 8 notches
. Replacement for Bosch 0275009003 tool
. Torque wrench compatible 3/8" square drive
. Constructed of 4140 heat treated steel and plated for long life