16-notch 44mm OD cups Fits: - Shimano® BB80, BB5700, XT® BB70, BB51, and previous external bearing threaded cups
- Externally threaded types for Campagnolo®, Chris King®, FSA® MegaExo®, SRAM®/Truvativ® GXP®, Race Face® X-type, Surly®, Wheels®, Fulcrum®, Hope™ (non-BSA30) and others
- 16-notch rotor disc lockrings
- 16-notch Bafang® BBSH, BBS02 Mid Drive motor lockrings
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Authorized Park Tool Dealer: We offer Full Park Warranties
Precision CNC machined aluminum tool for the installation and removal of 16-notch external bearing bottom brackets. 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.