With a 510% gear range delivered through its 10-51t cog, the Deore M6200 12-speed represents the pinnacle in durable, affordable and versatile Micro Spline compatible cassettes. The M6200 model shaved off its weight through material reduction in the steel cogs, while maintaining superb shifting performance and improved strength. Micro Spline compatible design features smaller and more widely distributed splines limit cog damage on lightweight aluminum freehubs HyperGlide+ provides fast and smooth shifting, even under load (requires HG+ chain - sold separately) Features an optimized construction to make the cassette lighter than the previous model, achieved through strategic material reduction Steel cogs ramp up durability and strength Anodized aluminum spider arm reduces weight Compatible with all Micro Spline freehub bodies Item Specifications Cassette Body Type Shimano Micro Spline Cogs 10-12-14-16-18-21-24-28-33-39-45-51 Color Silver Defined Color Silver Drivetrain Speeds 12 Range 10-51 Weight 561 Shimano Deore CS-M6200-12 Cassette Cassettes UPC: 192790227672