Item #975160

Park Tool 12-Notch 45 mm Bottom Bracket Tool - BBT-79.3

32 Reviews
$37.99
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Image of : Park Tool 12-Notch 45 mm Bottom Bracket Tool - BBT-79.3 Park Tool 12-Notch 45 mm Bottom Bracket Tool - BBT-79.3 Item # 975160

Description

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. The BBT-79.3 features integrated threads for full compatibility with the Park Tool BBT-RS Bottom Bracket Tool Retaining System (sold separately, item #890183).

Features:

  • 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
  • 3/8" drive fitting
  • Integrated threads for full compatibility with the Park Tool BBT-RS (sold separately)

Compatibility:

  • SRAM BSA DUB
  • Race Face Cinch
  • Rotor BSA30
  • Zipp Vuma
  • Hawk Racing BB3086 and more

Part Numbers for Park Tool 12-Notch 45 mm Bottom Bracket Tool - BBT-79.3

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Reviews

Rated 1 out of 5 by from One time use I bought this thinking that park tool was a very reputable brand this is know for quality. Dont know why they would think that an aluminum bottom bracket tool would be a good idea. Found that the first time removing the bottom bracket the square drive in the socket deformed. This product should be made of steel. Have read mutliple other reviews of the same issue happening.
Date published: 2024-08-23
Rated 5 out of 5 by from Works as advertised Fits perfectly. Not much else to say about a tool that is essentially a fancy rachet box
Date published: 2025-05-24
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