52/39t 12 speed chain rings with built in quarq power meter with a fresh battery. Good conditonwith plenty of life left as shown in picture. 8-bolt connection to your SRAM cranks.
SRAM Red E1 Quarq Power Meter Chainrings, 46-33.
Sram Red 52/38 Quarq Power Meter Chainrings
Sram Red Quarq Powermeter Crankset, 170mm, 50/34T, BB30 30mm Axle
Wireless SRAM Red 22 groupset 11 Speed, 2x With Quarq Dual Sides Power Meter
SRAM Rival D1 Quarq Road Power Meter Dub (BB Not Included) 172.5MM - 48-35T
SRAM Rival D1 Quarq Road Power Meter Dub BB Not Included - 172.5 MM - 48-35T