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Bottom Bracket PF30 Outboard ABEC-3 BB for 24mm Cranks (Shimano)

Wheels Manufacturing

Thread together bottom bracket for frames using the PF30 bottom bracket standard. 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.

Specifically designed for installing 24.00mm spindle diameter cranks (Shimano, Etc.) in PF30 (46mm ID BB shell) frames without the need for any adapters.

 

Bottom Bracket Includes:

  • BB Cups with bearings
  • 2 - Silicone dust seals
  • 2 - 0.5mm crank spindle spacers
  • 2 - 1.0mm crank spindle spacers

Specifications:

  • Bearings: Enduro ABEC-3
  • Color: Black
  • Bottom Bracket/Frame Interface: PF30, Specialized Carbon OSBB*
  • Bottom Bracket Shell Width: 61mm* - 73mm
  • Bottom Bracket Shell I.D.: 46mm
  • Over Bearing Width: 90.5mm in 68mm wide shell
  • Crank Spindle Diameter: 24.00mm
  • Tool Pattern: 44mm, 16-notch
  • Weight: 161g

Compatibility:

  • PF30

  • Specialized Carbon OSBB. May need additional cup spacers if BB shell width is 61mm.

  • Compatible with 24.00mm spindle diameter cranksets.*