SRAM RED AXS Aero Power Meter Chainring Kit - 54t 12/13-Speed 8-Bolt Direct Mount BLK E1

When you need the absolute best from your training data the pro-proven accuracy and reliability of the RED AXS power meter is the way to go. Integrated into the chainring itself it’s light stiff and aero accurate to +/-1.5% even as weather conditions change and retains chains even when you hit rough stuff.

AXS enabled for easy monitoring and firmware upgrades

Single-ring drivetrain simplifies functionality

Fully integrated power meter into a direct mount aero chainring

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

Ant USB type power meter type

X-Sync wide-tooth narrow-tooth chainring technology provides maximum chain control