Precision CNC-machined aluminum tool designed for installing and removing bottom brackets, centre lock disc brakes, and e-bike motor lockrings.
Features 16-notch tool fittings and a ratchet/torque wrench-compatible 3/8" drive for seamless integration with your workshop equipment. Park Tool's in-house manufacturing ensures quality, with hard anodized finish for durability and easy identification. Integrated threads provide full compatibility with the Park Tool BBT-RS Bottom Bracket Tool Retaining System (sold separately), which uses an adjustable spring-based tension mechanism to apply consistent pressure and prevent tool slippage during use. Essential for professional mechanics and serious home mechanics working on modern drivetrain and brake components.
Features
Fits 16-notch tool fittings with a major diameter (outside of notches) of 44–45 mm and a minor diameter (inside of notches) of 42.7 mm, including:
- Shimano® BB80, BB5700, XT® BB70, BB51, and previous external bearing threaded bottom bracket cups
- Threaded bottom bracket cups from Campagnolo®, Chris King®, FSA® MegaExo®, Hope™, SRAM®/Truvativ® GXP®, Race Face® X-type, Surly®, Wheels®, Fulcrum®, and others
- Center lock disc brake rotor lockrings
- Bafang BBSH, BBS02 mid-drive motor lockrings
Not designed for use with impact drivers or other power tools.
Material
Contents
- 1 x Park Tool BBT-69.4 Bottom Bracket Tool
