High quality 11-speed cassette that is only compatible with Tiagra R4000 11 speed components
Hyperglide sprockets have a computer designed tooth configuration with contoured shift gates, resulting in a crisp smooth shift even under load
Gearing gives a low 36T sprocket making it easier to climb even the steepest of hills
Sprockets are cut away to reduce weight without reducing rigidity
Nickel-plated finish offers hard wearing resistance to corrosion
Corrosion-resistant steel cassette lockring
For 11-speed chains