This Black Bearing bottom bracket is built for a press-fit BB386EVO shell, 46 mm bore, 86.5 mm wide, outboard bearings sized for Praxis's 28 mm 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 Praxis's 28 mm spindle

Shell & fit

Shell standard: 386EVO. A press-fit BB386EVO shell, 46 mm bore, 86.5 mm wide. This version carries outboard bearings sized for Praxis's 28 mm spindle.

Compatibility & fit

Fits a 386EVO shell only — check your frame's bottom bracket shell standard before ordering. Matched to a crank with Praxis's 28 mm 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 Praxis's 28 mm spindle
Shell standard386EVO
Fit28mm Praxis
GradeB5 (ABEC 5)
Cup materialCNC-machined aluminium
SKU SCV-BBBB-46-68-92-P-B5
Brand Black Bearing

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