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 control

Laser-etched chainring finish is more durable

X-Range gearing technology gives you more range and a smoother gear progression so you're always in the right gear

Tooth Count	40
Drivetrain Speeds	12
Round or Oval	Round
Defined Color	Black
Direct Mount Type	Direct Mount SRAM 8-Bolt
Size	40T