Red AXS E1 Power Meter Upgrade Chainring Size:52/39T There are 80 distinct position

There are 80 distinct position options achievable just by moving the armrests

The tips are machined and chamfered for easy insertion into hex fittings

Product Code: WR160411U2

FCC compliant

Our Zirconium liner at the foot reduces water absorption on these form fitting neoprene socks and creates an extra insulating layer

Red AXS E1 Power Meter Upgrade Chainring Size:52/39T There are 80 distinct positionIts 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. A 13 tooth delta on all chainring pairs ensures precise shifting for any setup, as well as a less dramatic change in cadence during front shifts. Combined with our most durable chainrings ever, its an unbeatable combination. X Range gearing technology