Shimano XTR SM-BB93 Bottom Bracket

About Shimano XTR SM-BB93 Bottom Bracket

Original Shimano parts guarantees that all components work perfectly for optimum performance and maximum safety and longevity.


  • Bottom bracket
  • Lightweight to offset weight disadvantage of drivetrain. -19.3g (sm-bb93 vs. Sm-bb91-41a)
  • Smoother rotation
  • Better sealing performance
  • Durable enough for mountain bike usage
  • Fits various frame
  • For threaded bottom bracket


Weight: 73g

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