This Black Bearing bottom bracket is built for a press-fit PF30A shell (the wider, offset PF30 variant), outboard bearings sized for a 24 mm (Shimano/FSA-style) spindle and for SRAM's GXP tapered spindle, replacing worn or creaking factory bearings with a sealed, serviceable cartridge unit.

Highlights

  • CNC-machined aluminium cups
  • Sealed cartridge bearings for long service life
  • B5 (ABEC 5) bearing grade
  • Outboard bearings sized for a 24 mm (Shimano/FSA-style) spindle and for SRAM's GXP tapered spindle

Shell & fit

Shell standard: PF30A. A press-fit PF30A shell (the wider, offset PF30 variant). This version carries outboard bearings sized for a 24 mm (Shimano/FSA-style) spindle and for SRAM's GXP tapered spindle.

Compatibility & fit

Fits a PF30A shell only — check your frame's bottom bracket shell standard before ordering. Matched to a crank with SRAM's GXP tapered spindle. Tune Cycles can confirm your shell and spindle, and fit the bottom bracket as part of a bottom bracket service.

We could not confirm a published warranty term for this line, so cover here is against manufacturing defects, with remedies as required under Australian Consumer Law. For warranty support, return the product to Tune Cycles and we'll manage the claim with Black Bearing's Australian distributor.
  • CNC-machined aluminium cups
  • Sealed cartridge bearings for long service life
  • B5 (ABEC 5) bearing grade
  • Outboard bearings sized for a 24 mm (Shimano/FSA-style) spindle and for SRAM's GXP tapered spindle
Shell standardPF30A
Fit24mm & GXP
GradeB5 (ABEC 5)
Cup materialCNC-machined aluminium
SKU SCV-BBBB-46-73A-24-B5
Brand Black Bearing

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