This is the Shimano Dura-Ace CS-9000 11-Speed Cassette. Looking to optimize power? The Dura-Ace 11-speed cassette weighs in at only 166 grams and features a titanium, carbon, steel and aluminum construction to balance material weight with maximum strength. Available in a five gearing combinations, the CS-9000 delivers lightweight crisp performance, without any sacrifices.
- Only 166 grams at the lightest
- Largest 5 cogs are titanium and smaller 6 are steel
- Aluminum and carbon carriers for lighter weight and increased rigidity
Cassette Body Type: Shimano/SRAM 11 Speed Road
Cassette Cogs: 12-13-14-15-16-17-18-19-21-23-25
Drivetrain Speeds: 11