Shimano Dura-Ace CS-9100 11-Speed Cassette
Using a carbon fiber and alloy spider and five titanium sprockets, the DURA-ACE R9100 cassette provides accurate shifting and light weight to the most discerning road cyclists on the planet.
Specifications
CFRP & Alloy spider arm
5 titanium sprockets
Rider tuned gearing
Lightweight
Gear Ratios
11-28: 11-12-13-14-15-17-19-21-23-25-28
11-30: 11-12-13-14-15-17-19-21-24-27-30
Mfr Claimed Weight
193g (11-28T)
211g (11-30T)