SHIMANO Ultegra 11 Speed Road Cassette Sprocket

SHIMANO ULTEGRA CS-R8000 - 11-Speed - HG-EV - Road Cassette Sprocket

System engineered for use with the SHIMANO ULTEGRA R8000 groupset, the R8000 cassette is available in a wide range of road and mixed surface ratios. It is compatible with HG-EV and HG-X11 chains.