Shimano Acera HG31 8 Speed Cassette
- High-quality 8-speed cassette
- Hyperglide sprockets have a computer designed tooth configuration with contoured shift gates, resulting in a crisp smooth shift even under load
- Sprockets are cut away to reduce weight without reducing rigidity
- Nickel-plated finish offers hard wearing resistance to corrosion
- Corrosion-resistant steel cassette lockring
- For 8-speed HG chains
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