Shimano Ultegra R8100 12-spd Cassette bulky Fully light-weight

Fully light-weight

More control through better modulation

The areas where the stem and levers clamp have additional reinforcement and a textured finish to avoid slip

It is sold as a set (front and rear mudguard)

use a 1/4" or 6mm bit

Shimano Ultegra R8100 12-spd Cassette bulky Fully light-weightThe CS R8100 is the first cassette from the Ultegra road series to have 12 sprockets. It features Hyperglide+ technology, which was first tested in the MTB sector and ensures seamless shifting even under heavy load. You can even change gears safely and instantly when pedalling or sprinting. The gradations have been selected to ensure high gear efficiency in all situations as well as optimal acceleration. The enlarged teeth of the pinions also