Shimano SM-BB70 Bottom Bracket

Reference number: 221138

Shimano SM-BB70 Bottom Bracket

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Shimano XT SM-BB70 external bearing bottom bracket is ready for demanding use on trails and provides a stiff, smooth-spinning platform for your Hollotech II cranks.

  • Applicable Front Chainwheel: Shimano Hollowtech II LX, SLX, XT, Hone series.
  • Thread: BSA 1.37 x 24 TPI
  • Material: steel/aluminium
  • Case width: 68 / 70mm
  • Bracket, length of axle: Hollowtech II
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