PF30 with outboard bearing BB for use with 29mm spindle SRAM DUB compatible cranksets. The two machined aluminum cups thread together keeping the bottom bracket 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 ABEC-3
• Color:;Black
• Bottom Bracket/Frame Interface:;PF30 Specialized Carbon OSBB*
• Bottom Bracket Shell Width:;61mm* to 73mm
• Bottom Bracket Shell I.D.:;46mm
• Over Bearing Width: 89mm in 68mm wide shell
• Crank Spindle Diameter:;29mm
• Tool Pattern:;48.5mm x 16 notch
• Weight:;156g
• Packaged for retail display
• View more detail on WheelsMFG.com

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

– Over Bearing Width Dimensions include supplied silicone dust shields.