Power Meter Kit Sram Spider Quarq AXS Chainrings E1

The RED AXS power meter kit adds Quarq technology to one-piece chainrings for the lightest, stiffest and most accurate power package available. Ensure precise gear changes for any setup, as well as less change in cadence during front shifts. Combined with the strongest chainrings ever, it's an unbeatable combination.

Characteristics:

• X-Range shift technology offers greater range and smoother shift progression
• The power meter is fully integrated into the crown for less weight.
• Power readings are accurate to within +/- 1.5% and are not affected by weather conditions while pedaling.
• Measures the balance of power between the right and left leg.
• The unique crown shape results in a lighter, stiffer and stronger unit.
• 52/39T - 54/41T