SRAM RED Quarq E1 AXS Power Meter Kit Ratio:50/37T thanks to the towbar coupling's

thanks to the towbar coupling's initial stability

making every ride a triumphant experience

High strength nylon weave from bead to bead for added cut and puncture protection

Whether racing or chasing personal bests

SRAM RED Quarq E1 AXS Power Meter Kit Ratio:50/37T thanks to the towbar coupling'sThe RED AXS power meter kit adds Quarq technology to SRAM's 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 SRAM's most durable chainrings ever, its an unbeatable combination. Power Meter including Chainrings, FD setup tool