CeramicSpeed PF4630 Bottom Bracket: OSBB Specialized frames, 30mm Spindle, Black

$ 359.00
Brand: CeramicSpeed


A bottom bracket that offers bearing with extremely low friction, improved power transfer, and a service life that far exceeds traditional steel bearings.

Product Details:

  • Grade 3 Silicon Nitride balls
  • Hardened races
  • Reinforced polyamide cage and non-contact seals
  • Hand built in Denmark


  • Weight: 94g
  • BB/Frame Interface: Specialized Alloy OSBB
  • Defined Color: Black
  • BB Shell Width (mm): 61mm
  • Spindle Interface Type: BB30/PF30
  • Bottom Bracket Shell I.D.: 46

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Panel Tool
Float header
Float topbar
Default Boxed Large