Designed for road racing, the Ultegra cassette offers smooth shifting performance in a lightweight package.
Key Features:
- 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.
- Steel lockring included.
- For Super Narrow 9 speed HG chains.
- Weight: 203g (11 - 23T - Manufacturer claimed).