Shimano Ultegra CS-R8000 11 Speed Cassette Size:11-28T Headset FSA IS2 1 x

Headset FSA IS2 1 x 1-3/8

Inspired by the colors of an Oklahoma summer sunset

48 tooth chainring

Integrated Profile: COMP pedals and Easy Tension Cleat create a seamless integration delivering a streamlined profile and secure connection

1" handlebar clamp dia

Shimano Ultegra CS-R8000 11 Speed Cassette Size:11-28T Headset FSA IS2 1 xThe big news with the Ultegra CS R8000 11 Speed Cassette is that you now have more gearing options, with one twist. The increased call for overall drivetrain range for road, gravel, and endurance cycling prompted Shimano to fully invest the R8000 drivetrain with more capability. You get the standard popular cassette options of combination to 11 32T, but the twist is that Shimano also added an 11 34T to the mix, but built to be stiffer and more durable