Sram RED E1 Aero Chainring with Quarq Power Meter

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

• X-SYNC wide-tooth, narrow-tooth chainring technology provides maximum chain control

• Available in 48T, 50T, and 52T

• Specifications:

  SPEEDS	12
  CRANK ARM LENGTH	n/a
  BB COMPATIBILITY	All SRAM Road DUB BBs, n/a
  CHAINRING SIZE	48T, 50T, 52T, 56T, 58T, 60T, 64T, 68T
  BOLT CIRCLE DIAMETER (BCD)	Direct Mount (DM)
  CHAINLINE	n/a
  BB SPINDLE INTERFACE	DUB, n/a
  CHAINRING MATERIAL	Aluminum
  HUB SPACING COMPATIBILITY	n/a