shimano acera hg41 7 speed 11-28 teeth atb cassette

Durable 7-speed atb cassette.
Features:
Hyperglide 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 energythrough finer cadence controlSprockets are cut away to reduce weight without reducing rigidityNickel-plated finish offers hard wearing resistance to corrosionCorrosion-resistant steel cassette lockringFor 7-speed hg chains