Shimano - CS-R7000 105 11-speed cassette

Overview

High performance HG-EV 11-speed 105 Road cassette
Hyperglide EV 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
Sprockets are cut away and drilled to further reduce weight without reducing rigidity
Nickel-plated finish offers hard wearing resistance to corrosion
Pearl-bright steel cassette lockring
For Super Narrow 11-speed HG-X chains