Shimano CS-R8101 Ultegra 12 Speed Cassette Size:11-30T using the rotor's entry into

using the rotor's entry into the caliper as a guide

5 Analog (psi/bar)

and dustso your compacts

With its intelligent alert system

It works seamlessly with most tubeless sealants

Shimano CS-R8101 Ultegra 12 Speed Cassette Size:11-30T using the rotor's entry intoStep up to the next level of shifting precision and drivetrain efficiency with this 12 speed cassette engineered for road and gravel riders seeking high performance and reliability. Why youll appreciate it Featuring the Hyperglide+ sprocket design, this cassette enables seamless up and down shifts even under full pedalling load so you dont have to back off when shifting during a sprint, climb or intense effort. Designed for 12 speed compatibility, the