evo.com | Shimano Cassettes > Refresh your current commuter or finish that build project with the Shimano CS-HG50 8-Speed Cassette. With manageable tooth jumps from 12 to 25, this cassette features Shimano's HyperGlide design for smooth and secure shifts. Nickel Plated Steel Cogs Hyperglide Shift under load, up or down. Precise and beefy, this cassette shifts every dang time. Shimano / SRAM 8, 9, and 10 Speeds Steel Lock Ring | Shimano CS-HG50 8-Speed Cassette 2022 - 12-25t