SRAM PG-720 DH Cassette - 7-Speed Downhill Optimized, 11-25t, Fits Slim and Normal HG Driver Body, A2No mixed messaging or compromises here. The PG 720 cassette was built with only one purpose in mind exploiting gravity to its fullest lap after lap. This downhill optimized cassette gives you gear steps that give each shift more purpose. It's a full on, dedicated SRAM 1x cassette for gravity that lets you keep some money for a lift ticket. Product Specifics Range: 11 25 Cogs: 11 13 15 17 19 22 25 Cassette Body Type: Shimano HG Drivetrain Speeds: 7