Shimano Ultegra CS-6500 9 Speed Cassette - 13-23T

- High performance 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 of energy through finer cadence control.
- Two largest sprockets are mounted on a lightweight alloy carrier to reduce weight and increase rigidity.
- Sprockets are cut away and drilled to further reduce weight without reducing rigidity.
- Chrome-plated finish offers hard wearing resistance to corrosion.
- Chrome-plated steel cassette lockring.
- For Super Narrow 9-speed HG chains.

Ratios:
- 13-23T - 13 / 14 / 15 / 16 / 17 / 18 / 19 / 21 / 23