Shimano Alivio CS-HG400 9 Speed Cassette - 11-25T

- High quality 9-speed cassette
- Hyperglide sprockets 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
- Gear ratios to suit all wheel sizes 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