Hyperglide sprockets have a computer designed tooth configuration with contoured shift gates, resulting in a crisp smooth shift even under load.
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• High quality 9-speed cassette
• Close ratio gearing allows a more efficient use of energy through finer cadence control
• Sprockets are cut away and drilled to reduce weight without reducing rigidity
• Nickel-plated finish offers hard wearing resistance to corrosion
• Corrosion-resistant steel cassette lockring
• For Super Narrow 9-speed HG chains
• Weight 358 g for 11 - 32T