Sunrace MX3 10-Speed Cassette Black

TheSunrace MX3 10-Speed Cassetteis the perfect solution for riders that run a 1 x 10 system who need a little more at the bottom end, who don't want to resort to an expensive expander sprocket and those who want an even and smooth shift between all sprockets. Sunrace MX3 10-Speed Cassette Features MX3 Cassette 10-speed Wide Ratio 6 Sprockets on 2 Alloy Spider Carriers A7075 Largest Sprocket Alloy Lockring and Spacers 11-13-15-18-21-24-28-32-36-42