Shimano HG31 8 Speed Cassette 11-34T Black

TheShimano HG31 8 Speed Cassette 11-34T. Close ratio 8 speed sprocket cluster up to 30Teeth low gear results in a wider range of gear choices and a lower bottom end. Shimano HG31 8 Speed Cassette 11-34T Features High quality 8-speed cassette Hyperglide sprockets have a computer designed tooth configuration with contoured shift gates, resulting in a crisp smooth shift even under load MegaRange gearing gives a super-low 34T 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 8-speed HG chains