SRAM RED XG-1290 Cassette - 12-Speed 10-28t For XDR Driver Body Silver E1 MFPN=AC20RISKT CNC machined aluminum side plates

CNC machined aluminum side plates forged Center-Pivot CrV+ anti-corrosion bits

0mm 254mm J-bend Black Box of 100

Optimized for Shimano compatible 9-speed road drivetrains R9 front derailleurs feature metal construction and rapid shifting response

Reflective logo increases your visibility in low-light conditions

Not compatibile with the Campagnolo 12-speed Record and Super Record derailleurs

SRAM RED XG-1290 Cassette - 12-Speed 10-28t For XDR Driver Body Silver E1 MFPN=AC20RISKT CNC machined aluminum side platesDesigned 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 Finish Silver Speed 12 Cog Details 101112131415161719212428 Cassette Spider Mat.