SHIMANO ULTEGRA CS-6500 Cassette Sprocket Wheel 9-Speed – 13T – Y10R1300B
This Sprocket can only be used with Shimano Ultegra CS-6500 9 speed 11-21T, 11-23T, 12-21T, 12-23T, 12-25T & 12-27T cassettes.
These cassettes require the Shimano TL-HG16 Lock Ring Removal Tool.
Original Shimano parts guarantee that all components work perfectly for optimum performance and maximum safety and longevity.