BBB BOTTOM BRACKET BOTTOMTHREAD MTB 1.37X24T 68/73


  • Oversized cartridge bearings for MTB.
  • Die cast alloy and CNC machined external cups.
  • Composite center sleeve with double o-ring seals.
  • BSA threading: 1.37" x 24T.
  • Fits 24 mm spindle cranksets.
  • Fits 68/73 mm wide brackets.

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