Wheels Manufacturing PF30 Outboard Bottom Bracket for 30mm cranks with Angular Contact Bearings, Black


Machined aluminum shell threads together for precise bearing alignment and frame fit, reducing bottom bracket creaking and premature bearing wear.

  • Replaceable Enduro bearings
  • Made in the USA
  • For use with 30mm spindle cranksets used in PF30 frames
  • A great choice for use with RaceFace Cinch cranks
  • Spindle length must be 103mm or longer when used in a 68mm wide shell, 108mm or longer when used in a 73mm wide shell
  • 3.5mm cup spacers are needed if being used with Specialized Carbon OSBB with 61mm shell width


  • Model #: K4625
  • Model Name: PF30 Thread Together
  • Defined Color: Black
  • Bottom Bracket Shell I.D.: 46
  • Spindle Interface Type: RaceFace/Easton CINCH
  • Weight: 151
  • BB Shell Width (mm): 61
  • BB Shell Width (mm): 68
  • BB Shell Width (mm): 70
  • BB Shell Width (mm): 73
  • BB Shell Width (mm): 79
  • BB Shell Width (mm): 83
  • BB/Frame Interface: PF30
  • BB/Frame Interface: Specialized Carbon OSBB
UPC: 811079025180
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