- Anodized and laser engraved for easy identification and featuring a ratchet/torque wrench compatible 3/8 drive
- 44mm 16-notch
- Fits Shimano BB80, BB5700, BB70, BB51 and older bottom brackets
- Added depth to fit Shimano STEPS square drive motor
- 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