Shimano Sora CS-HG50 12-25T 9sp Cassette

Features
. High quality 9-speed Road 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
. Sprockets are cut away and drilled to reduce weight without reducing rigidity
. Nickel-plated finish offers hard wearing resistance to corrosion
. Corrosion-resistant steel cassette lockring
. For Super Narrow 9-speed HG chains
. Gearing ratio: 12-25T (12.13.14.15.17.19.21.23.25)