Shimano Ultegra CS-HG800 11-Speed Cassette 11-34T Silver
SHIMANO - 11-Speed - HG-EV - 11-34T Road Cassette Sprocket Compatible with GS cage rear derailleurs, the HG800-11 cassette offers low climbing gears perfect for mixed surface riding. It is compatible with both 10 and 11-speed freehubs.
- Hub body designed to fit a variety of bikes from MTB to road bikes * Spacer required to fit hub body to road bikes