SRAM RED XG-1290 Cassette - 12-Speed 10-36t For XDR Driver Body Rainbow E1 Model=Aerothan Tubes Weight: 560g/size 42

Weight: 560g/size 42

Compatible with bikes up to 40lbs each

} Perfectly matched to KMC chains

we tweaked the GoatLink 11 to also significantly improve Shimano 11spd rear derailleur performance with extended-range like the Wolf Tooth GCX 44t modified 10-44t XX1 or X01 cassette

EC34 Lowers are not compatible with Surly 1-1/8" straight steerer forks

SRAM RED XG-1290 Cassette - 12-Speed 10-36t For XDR Driver Body Rainbow E1 Model=Aerothan Tubes Weight: 560g/size 42Designed for smooth and fast shifting Gradual gear progression between cogs at least five one tooth jumps on 10 28T, 10 30T and 10 33T cassettes 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 SRAM Model ID: CS XG 1290 E1 TECH SPECS Cassette Freehub Compatibility XD R Cog Details 101112131517192124283236 Cassette