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Park Tool LRT-1.2 E-Bike Lockring Tool - 8 Notch
Chainring lockring tools from Park Tool.
- Integrated 3/8" drive fitting allows compatibility with most ratchet handles and torque wrenches for tightening to proper torque specifications
- Heat-treated and plated 4140 steel construction ensures durability and long life
- Fits lockrings with 50 mm outside diameter and 8 notches
- Replacement for Bosch 0275009003 tool
- Removes and installs the front chainring lockrings found on DJI Avinox & Bosch Gen 2 e-bike motors once the crank arm is removed
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Product Information
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Shipping & Returns

Park Tool LRT-1.2 E-Bike Lockring Tool - 8 Notch
Park Tool LRT-1.2 E-Bike Lockring Tool - 8 Notch
Chainring lockring tools from Park Tool.
- Integrated 3/8" drive fitting allows compatibility with most ratchet handles and torque wrenches for tightening to proper torque specifications
- Heat-treated and plated 4140 steel construction ensures durability and long life
- Fits lockrings with 50 mm outside diameter and 8 notches
- Replacement for Bosch 0275009003 tool
- Removes and installs the front chainring lockrings found on DJI Avinox & Bosch Gen 2 e-bike motors once the crank arm is removed
$11.53
Original: $32.95
-65%Park Tool LRT-1.2 E-Bike Lockring Tool - 8 Notch—
$32.95
$11.53Product Information
Product Information
Shipping & Returns
Shipping & Returns
Description
Chainring lockring tools from Park Tool.
- Integrated 3/8" drive fitting allows compatibility with most ratchet handles and torque wrenches for tightening to proper torque specifications
- Heat-treated and plated 4140 steel construction ensures durability and long life
- Fits lockrings with 50 mm outside diameter and 8 notches
- Replacement for Bosch 0275009003 tool
- Removes and installs the front chainring lockrings found on DJI Avinox & Bosch Gen 2 e-bike motors once the crank arm is removed

















