This tool lets you install and remove 16-notch external bearing bottom brackets. It features updated tooth profiles to optimize the fit between the tool and high-performance BB parts, and is anodized and laser-engraved for easy identification.
- Updated design features an internal threaded channel to work with the Park Tool BBT-RS bottom bracket retaining system (not included)
- Made from precision CNC-machined aluminum
- Features a ratchet/torque wrench–compatible 3/8in. drive
- 16-notch 44-45mm knurled outer diameter cup
- 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
