BSD BMX Substance Bottom Bracket XL 24mm - Black


This high-quality bottom bracket features precision sealed cartridge bearings in XL dimensions, meaning if you have a BMX and need to smoothen up those tired old bearings, this kit has you covered.



  • XL version to fit 24mm crank spindles
  • Precision sealed cartridge bearings
  • Fully CNC’d 6061 aluminium spacers
  • Spacer kit to ensure correct fit