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Shimano
Tiagra HG50 cassette
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High quality 9-speed 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 ofenergy 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