SRAM X-Sync chainring Road 12x black / 48T

- 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
- Improved aerodynamics for time trial and triathlon (48T/50T)