Park Tool BBT-79.3 Bottom Bracket Tool

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 Features integrated threads for full compatibility with the Park Tool BBT-RS Bottom Bracket Tool Retaining System (sold separately) Ratchet/torque wrench compatible 3/8` drive Specifications: Tool Type:External BB Socket Weight: Color:12-Notch Compatibility:12-Notch Size:45-47mm Model:BBT-79.3 Brand Compatibility: Driver:3/8" Note: Quantity: Part Type: Fluid Compatibility: Fluid Included