Sram:

FEATURES

• 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)

SPECIFICATIONS
Chainring Size: 38T, 40T, 42T, 44T, 46T, 48T, 50T
Bolt Circle Diameter (BCD): Direct Mount (DM)
Speeds: 12
Compat – Yaw: N/A
Material (Chainring): Aluminum
Color (Chainring): Black, Grey