Brand New 

ABS Modulator and Relay Valve Assembly
ref: 472 500 120 0, 472 500 309 0

Voltage: 12 Volt
Bayonet Opening Pressure:4 PSI
Port Diameter:1/2" - 14 NPT

Combined pack a service brake relay valve with two ABS modulator valves.
Compatible with C, D and E Version ECUs.