Official Shimano Bottom Bracket for use with the 9100 and 9150 Dura Ace drivetrains.

The Shimano Dura-Ace R9100 Bottom Bracket features smaller lightweight bearings and an advanced seal construction for smoother rotation and increased durability. It is designed to work in combination with the Dura-Ace R9100 crankset to offer optimum stiffness and a smoother pedal stroke.

 

Features

  • BB Shell Width: 68/70mm threaded BSA
  • Small bearings offer light weight
  • Advanced seal construction for smoother rotation
  • Bottom Bracket with small ball bearings for weight.
  • Advanced seal construction for smoother rotation.

 

Specifications

  • Weight: Approx 65g
  • Material: CroMo steel, aluminum
  • BB Shell Width: 68mm/70mm

(IBBR9100)

Features

  • BB Shell Width: 68/70mm threaded BSA
  • Small bearings offer light weight
  • Advanced seal construction for smoother rotation
  • Bottom Bracket with small ball bearings for weight.
  • Advanced seal construction for smoother rotation.

Specifications

  • Weight: Approx 65g
  • Material: CroMo steel, aluminum
  • BB Shell Width: 68mm/70mm
SKU IBBR9100
Brand Shimano

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