SRAM Red XG-1290 12-Speed Cassette Silver - 10-28

The SRAM Red XG-1290 Cassette is an integral part of the RED drivetrain system. With a small 10 tooth sprocket and X-Range gear range, it moves forward smoothly and quickly through a wide gear range.Features:- More gradual gear progression (at least five shifts on one tooth) while offering a wider range.- X-Dome design with machined steel from a single piece saves weight- Designed specifically for wireless electronic shifting- 10 tooth sprocket helps provide a wider gear range- Designed to work with a XDR controller body.- Cassette body type: SRAM XDR- Drivetrain speeds: 12- Cassette sizes: 10-26, 10-28 o 10-33 teeth- Weight: between 460 and 500g depending on the number of teeth