Durable 7-speed ATB cassetteHyperglide sprockets have a computer designed tooth configuration with contoured shift gates, resulting in a crisp smooth shift even under loadClose ratio gearing allows a more efficient use of energy through finer cadence controlSprockets are cut away for a lightweight design without reducing rigidityickel-plated finish offers hard wearing resistance to corrosionCorrosion-resistant steel cassette lockringFor 7-speed HG chains - Manufacturers part numbers: Shimano_CSHG417128|CS-HG41-7
SIMILAR ITEMS: