Made for riders who demand reliable, all-day performance above all else, this Eagle cassette delivers with a choice of 500 or 520 percent gear range, giving you the ability to spin through and recover on even the most punishing climbs. It's full pin construction connects lightweight, precision-engineered steel cogs with high-strength stainless steel pins for a solid, durable build. The open-lattice design, inspired by the X-DOME cassette, sheds mud efficiently to keep shifts crisp and extend the life of your components. Features Utilizes XD driver body 10-50t or 10-52t expanded range available Black colorway makes the XG-1275 cassette right at home on any build Specs Model ID: CS-XG-1275-C1 Range: 10-50t, 10-52t Speed: 12-Speed Cog Sizes (10-50t): 10,12,14,16,18,21,24,28,32,36,42,50t Cog Sizes (10-52t): 10,12,14,16,18,21,24,28,32,36,42,52t Drivetrain Config: 1x Freehub Interface: SRAM XD Compatibility SRAM Eagle S-Series, including the S100, S200, and S500, are built to work seamlessly with previous generation SRAM Eagle 12-speed components (SX, NX, GX, X01, XX1), offering backward compatibility with your existing drivetrain S-Series components are not compatible with SRAM Transmission (T-Type) The XG-1275 Cassette is only compatible with SRAM XD Freehubs