SHIMANO DURA ACE BB-R9100 BSA HOLLOWTECH II BOTTOM BRACKET

The SHIMANO BB-R9100 DURA-ACE HOLLOWTECH II Bottom Bracket is engineered for the FC-R9100 crankset, delivering the stiffness and lightweight performance demanded by competitive cyclists.

Featuring smooth-rolling bearings and a precision-engineered design, this component ensures efficient power transfer and responsive handling. Compatible with 68mm BSA English threaded frames, it's the essential foundation for your Dura-Ace drivetrain. Installation requires the TLFC34 or TLFC24 removal tool with TLFC36 adaptor.

Specification

• Use: Road
• Gruppe: Dura Ace
• Model: BB-R9100
• BB-Type: HOLLOWTECH II
• Threaded: BSA
• Threaded BB shell width: 68mm
• Shell diameter: BSA (BC 1.37)

Compatibility

• Dura Ace FC-R9100

Material

• Aluminium

Weight

• 65g

Contents

• 1 x Shimano Dura Ace Hollowtech II Bottom Bracket Cups BB-R9100 BSA