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.
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Features of the Park Tool LRT-1 Lockring Tool:
- fits Bosch Active Line (chainrings less than 20 teeth), Performance Line and Performance Line CX models
- for lockrings with 50 mm outside diameter and 8 notches
- replacement for Bosch 0275009003 tool
- torque wrench compatible 3/8 inch square drive
- constructed of 4140 heat treated steel and plated for long life
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