Brand: Shimano
Model: 12-116
Shimano Ultegra R8000 11spd Cassette 11-25Lightweight 11-speed HG-EV cassette with rigid alloy sprocket carrier for reduced weight and better shifting performance, even under the most demanding gear changesWide gear range to meet the demands of all types of riderFor use with 11-speed HG-EV chainsAve..
Brand: Shimano
Model: 12-125
Shimano Ultegra R8100 12spd Cassette 11-34HYPERGLIDE+ cassettes revolutionized off-road shifting with its seamless shifts both up and down the gear range. Now it's time for the technology to change road cycling. Even during maximal efforts up a climb or racing a friend, riders no longer need to back..
