SRAM RED XG-1290 Cassette - 12-Speed 10-28t For XDR Driver Body Silver E1 MFPN=AC20RISKT Optimized for Shimano compatible 9-speed

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

0mm 254mm J-bend Black Box of 100

The Atlas 35 stem was designed to reduce overall system weight while retaining the proven stiffness and performance the Atlas line is known for

5-55mm Deluxe/Super Deluxe A1-B2 (2017+) Black

SRAM RED XG-1290 Cassette - 12-Speed 10-28t For XDR Driver Body Silver E1 MFPN=AC20RISKT Optimized for Shimano compatible 9-speedDesigned 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.