Service valve. W/O EV. A/C High Side Charging Adapter. A/C Low Side Charging Adapter. A/C Service Valve Core. AC. Air Conditioning (A/C) High Side Charging Adapter. Air Conditioning (A/C) Low Side Charging Adapter. Air Conditioning Refrigerant Charging Port Schrader. Core - Charge. Discharge. Pressure. Service. Included with: AC Hose, Discarge Hose, Discharge Hose, Hose & tube assembly, Liquid line, Pipe, Pressure Hose, Return line assembly, Suction Hose, Suction line, Suction line assembly, Suction tube, Tube assembly.