SRAM X-Sync Road Direct Mount Chainring Rival - 40t 12-Speed 8-Bolt Direct Mount BLK

SRAM X-Sync Road Direct Mount Chainrings for Rival drivetrains feature a wide-tooth narrow-tooth design to provides maximum chain control.SRAM X-SYNC wide-tooth narrow-tooth chainring technology provides maximum chain controlLaser-etched chainring finish is more durableX-Range gearing technology gives you more range and a smoother gear progression so you're always in the right gear