SRAM X-Sync 2 Eagle Direct Mount Chainring - 32 Tooth 3mm Boost Offset 12-Speed BLK Gold MPFN-618486 Wing shape

Wing shape

8 Flare 36

(74mm) caliper

}Stan's NoTubes Arch MK4 Rear Wheel - 29 12 x 142mm 6-Bolt XDR Black

}ENVE Composites G Series Dropper Lever - For Drop Bar

SRAM X-Sync 2 Eagle Direct Mount Chainring - 32 Tooth 3mm Boost Offset 12-Speed BLK Gold MPFN-618486 Wing shapeSRAM X Sync 2 Eagle Direct Mount Chainring 32 Tooth 3mm Boost Offset 12 Speed Black with Gold. Intense study of chain and chainring wear patterns led to the radical tooth profile that lasts longer runs quieter and further improves chain retention. Fully CNC Aluminum ring construction Eagle technology provides an expanded optimum gear range for 1x drivetrains X SYNC 2 chainring design increases chain retention wear life and reduces friction and noise