HG81 SHIMANO CASSETTE 10-Speed 11-36T
Dyna-Sys cassette featuring light weight minimal design sprocket carrierThe 3 largest sprockets are mounted on a lightweight alloy carrier to reduce weight and increase rigidityHyperglide 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 and drilled to reduce weight without reducing rigidityFor 10-speed HG-X MTB chainsAverage weight: 351 g for 11 - 36T