Bottom Bracket PF30 Threaded External BB Angular Contact

Our best solution for replacing OEM PF30 bottom brackets or for new bike builds. The two machined aluminum cups thread together ensuring the bottom bracket remains stable in the frame, increasing bearing life, and simplifying maintenance. This means no more creaking, smoother operation, longer bearing life, and really quick bearing replacement.

• Bearings: Enduro Angular Contact
• Color: Black
• Bottom Bracket/Frame Interface: PF30, BBRight™ Press Fit, Specialized Carbon OSBB*
• Bottom Bracket Shell Width (mm): 61mm to 79mm*
• Bottom Bracket Shell I.D.: 46mm
• Over Bearing Width: 68mm in 68mm wide shell
• Crank Spindle Diameter: 30mm
• Weight: 114g

Compatible with the following Bottom Bracket Standards (46mm BB shell inner diameter):

• PF30
• BBRight™ Press Fit
• Specialized Carbon OSBB

Compatible with 30mm spindle diameter cranksets.

* Specialized Carbon OSBB with 61mm shell width will need additional 3.5mm cup spacers.