microSHIFT's H10 cassettes are manufactured to exacting tolerances for straightness, shift quality, and durability, resulting in responsive shifting performance that lasts longer than you might expect.Sprockets are chrome-plated for hardness and corrosion resistanceContinuously molded cogs are straighter than stamped steel, resulting in more consistent, predictable shifting performancePrecision ramps and chamfers for rapid chain movementCompatible with SRAM and Shimano 10-speed systemsSteel lock ringItem SpecificationsCassette Body TypeShimano HGCogs11-13-15-18-21-24-28-32-36-42ColorBlackDefined ColorBlackDrivetrain Speeds10Range11-42Weight536 microSHIFT H10 10-Speed Cassette Cassettes UPC: 657993146231