Shimano Dura-Ace BB-R9100 Hollowtech II Bottom Bracket (Italian)

Low Price: $37.49
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The Shimano Dura-Ace R9100 R9100 Hollowtech II Italian Bottom Bracket is an External cup bottom bracket for Italian threaded frames (70mm Shell Width). Dura-Ace uses the highest grade bearings Shimano offers.


  • Bottom bracket with small ball bearings for reduced weight 
  • Advanced seal construction for smoother rotation


Spindle Diameter: 24mm (Shimano Hollowtech II)
Frame Compatibility:  Italian Threaded

This product was added to our catalog on March 7, 2018