Park Tool BBT-69.4 44mm 16-Notch Bottom Bracket Tool / BB5700/XT BB70/BB51

Precision CNC machined aluminum tool for the installation and removal of 16-notch external bearing bottom brackets. Anodized for easy identification and featuring a ratchet/torque wrench compatible ⅜" drive.

Featuring updated tooth profiles to optimize the fit between the tool and high performance BB parts. Anodized and laser engraved for easy identification and featuring a ratchet/torque wrench compatible 3/8" drive.

• 16 notch 44mm OD cups
• Fits Shimano® BB80, BB5700, XT® BB70, BB51, and previous external bearing threaded cups
• Also fits many external threaded types for Campagnolo®, Chris King®, FSA® MegaExo®, Hope™, SRAM®/Truvativ® GXP®, Race Face® X-type, Surly®, Wheels®, Fulcrum®, and others
• Fits 16 notch rotor disc lockrings

The BBT-69.4 features integrated threads for full compatibility with the Park Tool BBT-RS Bottom Bracket Tool Retaining System (sold separately). The BBT-RS uses an adjustable spring-based tension system to apply consistent, adjustable pressure to the tool, ensuring full engagement with the tool fitting and preventing slippage.