- Precision CNC machined aluminum tool for the installation and removal of external bearing bottom bracket cups
- Featuring updated tooth profile 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
- 39mm 16-notch
- Fits Shimano® XTR BB93, Dura-Ace® BB9000, 105/Ultegra BB-R60
- Added depth to fit Shimano STEPS square drive motor
- Made in the USA and covered by Park Tool's legendary limited lifetime warranty