SHIMANO DURA-ACE - Bottom Bracket - Threaded - HOLLOWTECH II - 68/70 mm shell width

With an advanced seal construction for smoother rotation and small ball bearings to minimize weight, the SHIMANO DURA-ACE bottom bracket is offered in both pressfit and threaded options.

Shimano warrants to the original retail purchaser that the Shimano bicycle division product for which they received this warranty, is free from non-conformities in material and workmanship for a period of two years and their Dura-Ace and XTR components are covered for a period of three years from the date of original retail purchase. Shimano footwear, soft goods and wheels are warranted for a period of one year.

  • Bottom bracket with small ball bearings for lightweight
  • Advanced seal construction for smoother rotation
  • MODEL NO: BB-R9100
  • DURA-ACE R9100 Series
  • Average weight: 65
  • Threaded BB shell width_70mm    
  • HOLLOWTECH II bottom bracket_Threaded bottom bracket type    
  • Small ball bearing
  • Threaded BB shell width_68mm    
  • Threaded bottom bracket shell width (mm)_68    
  • Threaded bottom bracket shell width (mm)_70
Barcode # 4524667858607
Brand Shimano
Shipping Weight 0.3000kg
Shipping Cubic 0.001000000m3
Unit Of Measure each

Must be installed and serviced by qualified bicycle mechanic

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