This 52" Adapter Harness is for Electric Brakes or Electric Over Hydraulic Brakes (Hydra-Star). It connects the tow vehicle to EZ Trailers. Connects readily into the flat four wiring connector already on your trailer. Provides additional flat plugs for easy connections for operation of trailer brakes, break-away switch and battery.
Makes easy connection to factory installed tow vehicle 7-Round RV Connection.