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- FC-R9100
The R9100 series crankset achieves the ultimate in optimal power transfer. It does this through its broader Hollowtech II arm and a more reinforced outer chainring on its unique asymmetrical four-arm spider construction. The new R9100 cranks set the highest standards for stiffness and lightness.
- New designed crank arm
- Maintains high rigidity and reduces weight
- HOLLOWGLIDE Crankset (2x11-speed)
- 4-arm construction crankset
- Adapted for race specific disc brake system
- Shorter length of rear center with O.L.D.135mm
- Redesign the gear teeth profile to fit wider gear pitch
- Rider tuned gearing options
- Iconic design
- Crank arm length: 165, 167.5, 170, 172.5, 175, 177.5, 180mm
- Gear combination: 50-34T, 52-36T, 53-39T, 54-42T, 55-42T
Product Specs
Series:DURA-ACE
Crank Construction: HOLLOWTECH II technology
Crank Arm Length: 165, 167.5, 170, 172.5, 175, 177.5, 180mm
Bottom Bracket: BB-R9100, BB-R9100-PB
Chain Line: 43.5 - Rate this product
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- WITHOUT bottom bracket
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