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Park Tool BBT-79 Bottom Bracket Tool
Park Tool BBT-79 Bottom Bracket Tool

Park Tool
BBT-79 Bottom Bracket Tool

Mfg PartNum:BBT-79
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Park Tool™'s BBT-79 Bottom Bracket Tool is a precision CNC machined aluminum tool designed to remove and install 12-notch external bearing bottom brackets. The BBT-79 features a ratchet wrench that is compatible with a 3/8" drive and its anodized for easy identification.

46mm 12-notch OD cup.


  • Race Face® Cinch®
  • Hawk Racing® BB3086®.
  • Rotor® BSA30.
  • Zipp® Vuma®.

B-Stock - This product has one or more B-Stock units available. These units can be purchased at a discount (see option select). B-Stock units were returned from other customers and may have missing or damaged packaging materials. These units are otherwise as new. The full manufacturer warranty applies. Click Here for more information.


Tool Type: Bottom Bracket Tools 

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Works great
by Anonymous
Cycling Enthusiast
Seattle, WA

Works great, not sure why manufacturers keep changing standards. I now have four different bottom bracket tools.

Reviewed 5/9/2020
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