Park Tool LRT-1.2

Precisely machined for a perfect fit, the LRT-1.2 removes and installs the front chainring lockrings found on DJI® Avinox & 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 Attributes Bottom Bracket Type External type Misc 50mm/ 8 notch