High performance 10-speed Dyna-Sys 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 Six largest sprockets are mounted on lightweight alloy carriers to reduce weight & increase rigidity Sprockets are cut away & drilled to further reduce weight without reducing rigidity Chrome-plated finish offers hard wearing resistance to corrosion Alloy cassette lockring For 10-speed HG-X MTB chains Weight: 323 g for 11
- 34T