SRAM Red 12-Speed XG-1290 E1 10-28T Cassette Apparel_Baselayer STAY DRY:Smooth Quick-Dry fabric helps

STAY DRY:Smooth Quick-Dry fabric helps keep you dry and comfortable by wicking sweat away to the fabric's surface

Adjustable tension

It is strong enough to remove surface grime off the drivetrain and safe enough to remove all the grime that builds up on the frame

creating an optimized beam pattern for superior visibility on the trail or road

Our bracelet makes a great gift for any triathlete

SRAM Red 12-Speed XG-1290 E1 10-28T Cassette Apparel_Baselayer STAY DRY:Smooth Quick-Dry fabric helpsDesigned for smooth and fast shifting Gradual gear progression between cogs at least five one tooth jumps on 10 28T while still offering a wider range 10 tooth start helps provide a wider gearing range Designed to work with an XDR driver body One piece machined steel X DOME design for weight savings Specifications Speed (CS): 12s Gearing: 10 28t Cog finish (Cassette): Silver Technology (Cassette): XG Cog sizes: 10 28t;