CHAINRING SRAM RED AXS E1 POWERMETER 52/39 DM BK/SL

It’s the ultimate in integrated power measurement - The RED AXS power meter kit adds Quarq technology to our one-piece chainrings for the lightest, stiffest, and most accurate power package available

3-tooth delta on all chainring pairs ensures precise shifting for any setup, as well as a less dramatic change in cadence during front shifts

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

Power readings are accurate within +/-1.5% and aren’t affected by climate conditions during a ride

Unique chainring shape results in a lighter weight, stiffer, more durable unit

Power meter is fully integrated into the chainring for lighter weight

Measures right and left leg power balance

Crisp and accurate front shifts