Park Tool Bottom Bracket Tool BBT-79.3

A precision CNC-machined aluminum 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.

• Fits 12-notch threaded bottom bracket tool fittings with a major diameter (outside of notches) of 45–47 mm and a minor diameter (inside of notches) of 44 mm, including:SRAM® BSA DUB®
• Race Face® Cinch®
• Rotor® BSA30
• Zipp® Vuma™
• Hawk Racing™ BB3086™
• and more
• 3/8" drive fitting