SRAM Red E1 Aero Chainring Road DM X-Sync

SRAM’s light, stiff, and durable direct mount chainrings let you pick the exact gearing you want and quickly swap sizes. The X-SYNC technology keeps the chain where you need it to be, too.

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
Available in 48T and 50T