SHIMANO Dura Ace CS-R9100 Cassette

SHIMANO Dura Ace CS-R9100 Cassette

SHIMANO DURA-ACE - 11-Speed - HG-EV - Road Cassette Sprocket

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.

11-28T: 11-12-13-14-15-17-19*-21*-23*-25*-28*

11-30T:  11-12-13-14-15-17-19*-21*-24*-27*-30*

If you are looking for lightweight performance, the Shimano Dura Ace CS-R9100 cassette is the perfect fit. New cassette? Look for a new chain as well - they wear together.