Park Tool Lockring Tool — Bosch Gen 2

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Precisely machined for a perfect fit, the LRT-1 removes and installs the front chainring lockrings found on Bosch® Gen 2 e-bike motors once the crank arm is removed. Integrated 3/8 " drive fitting allows compatibility with most ratchet handles and torque wrenches for tightening to proper torque specifications, and the heat-treated and plated 4140 steel construction ensures durability and long life. Fits lockrings with 50 mm outside diameter and 8 notches including: Bosch® Generation 2 Active Line (chainrings less than 20 teeth) Bosch® Generation 2 Performance Line Bosch® Generation 2 Performance Line CX DJI® Avinox® Replacement for Bosch® 0275009003 tool. NOTE: Not designed for use with impact drivers or other power tools. Show more