H82 8-speed cassettes are nickel plated for durability, and constructed using the same processes as microSHIFT's higher end cassettes, resulting in rapid, responsive shifting at an affordable price. Features: Nickel plated Continuously molded cogs are straighter than stamped steel, resulting in more consistent, predictable shifting performance Precision ramps and chamfers for rapid chain movement Compatible with SRAM and Shimano 9-speed systems Steel lock ring Specs: Cassette Body Type Shimano/SRAM 8, 9, 10 Speed Cassette Cogs 11-13-15-18-21-24-28-32 Drivetrain Speeds 8 Range 11-32