BOX Four 8 Speed Cassette Keep it Simple While everyone else keeps adding more and more gears, the Box Four Prime 9 Groupset takes a different approach. Drawing on a less-is-more philosophy, the BOX Four 8-speed cassette offers plenty of range while maintaining durability, reliability, and simplicity, all built into an affordable, no-nonsense package. Features Draws from the Prime 9 philosophyof durability, simplicity, and reliability at a great price point Steel stamped cogsfor long-lasting toughness No-spider designwith larger cogs pinned together with spacers for easy installation Wide ratio and consistent progressionacross all 8 gears ED black finishfor corrosion protection and a clean look Compatible with HG freehub bodiesfor broad wheel compatibility SPECIFICATIONSIntended Use Mountain Biking, Value-Focused Drivetrains Speeds8Gear Range11-13-15-18-22-28-34-42TFreehub Compatibility Shimano HG (9/10/11 speed hubs); not XD or Micro Spline Material Stamped hardened steel cogs, CNC hardened steel lockring Weight473-475g Compatibility Box One, Box Two, Box Three Prime 9 chains, derailleurs, and shifters | Box Components | Box Four 8 Speed Cassette | Black | 11-42T