Shimano Altus CS-HG31 8-speed cassette 11 - 32T BB30 30mm diameter• Suitable for 22

30mm diameter• Suitable for 22

Hyperglide (HG) series 9-speed compatible chain

MATERIAL:Made of high-quality steel materials

Shift levers use ergonomic shaped triggers for easy accurate gear selection

Gear Combination: 11-12-14-16-18-21-24-28-34

Shimano Altus CS-HG31 8-speed cassette 11 - 32T BB30 30mm diameter• Suitable for 22High 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 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 Colour Black Discipline MTB Speed 8 Speed Product Type Cassettes