Shimano Alivio CS-HG400 9-Speed Cassette
- Gear ratios to suit all wheel sizes 700C/26/27.5/29inch
- Sprockets are cut away and drilled to reduce weight without reducing rigidity
- Nickel-plated finish offers hard wearing resistance to corrosion
- Corrosion-resistant steel cassette lockring
- For Super Narrow 9-speed HG chains
Shimano Alivio HG400 high quality 9-speed cassette. Featuring Hyperglide sprockets which have a computer designed tooth configuration with contoured shift gates, resulting in a crisp smooth shift even under load.
Close ratio gearing allows a more efficient use of energy through finer cadence control.