A bottom bracket notch tool for easy installation and removal of threaded bottom brackets with 12-notch tool fittings.

The right tool for the job

A precision CNC-machined aluminum tool for the installation and removal of select threaded bottom brackets with 12-notch tool fittings, including Chris King ThreadFit T47 & ThreadFit 30 bottom brackets.

Manufactured in-house by Park Tool, this tool is anodized for easy identification and features a ratchet/torque wrench-compatible 3/8″ drive.

Product details

1. Fits 12-notch bottom bracket tool fittings with a major diameter of 5053 mm and a minor diameter of 48.2 mm
2. Compatible bottom brackets include: BBInfinite T47, Chris King ThreadFit T47, Chris King ThreadFit 30
3. Enduro BBRight Torqtite, Hambini T47, Rotor T47 External 30mm, Rotor BBright, BB30, BB386EVO, and PF30 thread-together
4. Ratchet/torque wrench-compatible with 3/8″ drive