Park Tool BBT-79.3 Bottom Bracket Tool 12-Notch Silver - 46 MM

A precision CNC-machined aluminium tool for the installation and removal of select threaded bottom brackets with 12-notch tool fittings, including SRAM BSA DUB, Race Face Cinch, Rotor BSA30 and others Manufactured in-house by Park Tool, anodized for easy identification and featuring a ratchet/torque wrench-compatible 3/8 drive The BBT-79.3 features integrated threads for full compatibility with the Park Tool BBT-RS Bottom Bracket Tool Retaining System (sold separately) Fits 12-notch threaded bottom bracket tool fittings with a major diameter (outside of notches) of 45-47mm and a minor diameter (inside of notches) of 44mm, including: SRAM BSA DUB RaceFace Cinch Rotor BSA30 Zipp Vuma™ Hawk Racing™ BB3086™