Cassette SRAM Cassette XG1275 12 speed 10-50 Black XG-1275 GX EAGLE CASSETTE 10-50 12 SPEED part name: Cassettepart make model: SRAM Cassette XG1275 12 speed 10-50 BlackXG-1275 GX EAGLE CASSETTE 10-50 12 SPEEDbike part approved: