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

Original Cannondale Hollowgram carbon fiber mountain flat handlebar

Adjustable tension

extensive wind tunnel data and the full range of wheels we tested against

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;