Shimano Dura Ace super lightweight 10-speed 7900 cassette with a rigid alloy carrier for excellent shifting even under the most demanding gear changes.
- 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.
- Largest sprockets are mounted on a lightweight alloy carrier to reduce weight and increase rigidity.
- 4 largest sprockets are made from titanium to reduce weight without sacrificing strength.
- Sprockets are extensively cut away and drilled to further reduce weight without reducing rigidity.
- Nickel-plated finish offers hard wearing resistance to corrosion and comes with an alloy cassette lockring
- Weight 163 grams for 11-23 tooth