SunRace CSMX0 10 Speed CassetteThis stunning 10 speed cassette is specifically engineered for MTB use, so you can shred the trails in style. Its strong alloy spider, lockring and spacers make it perfect for tackling the most aggressive trails with ease. You'll notice just how easy it is to shift across all ten sprockets thanks to its smooth and precise design. Weighing in at only 341g, means you'll not have to worry about any excess weight holding you back from the most thrilling off-road riding experience yet.Features: Alloy Spider, Lockring & Spacers Designed for MTB use 10 speed 341gBuy SunRace Components from Chain Reaction Cycles, the World's Largest Online Bike Store.