Dura-Ace R9100 Cassette (11-Speed)

Shimano Dura-Ace CS-R9100 11-Speed Cassettes

• CFRP/alloy spider arms and 5 titanium sprockets offer weight savings
• Cassette Body Type: Shimano/SRAM 11 Speed Road
• Drivetrain Speeds: 11
• Cassette Cogs: 11-12-13-14-15-17-19-21-23-25-28
• Range: 11-28