Shimano CS-HG400 Alivio 9-Speed Cassette 11 – 28T

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.Key FeaturesClose ratio gearing allows a more efficient use of energy through finer cadence controlGear ratios to suit all wheel sizes 26/27.5/29inchSprockets are cut away and drilled to reduce weight without reducing rigidityNickel-plated finish offers hard wearing resistance to corrosionCorrosion-resistant steel cassette lockringFor Super Narrow 9-speed HG chains