Male Insert O-Ring to Female O-Ring (5/8"-18 Threads) with High Side Inline Discharge Port R-134a 16mm Charging Ports / Valves

Male Insert O-Ring to Female O-Ring (3/4"-16 Threads) with High Side Inline Discharge Port R-134a 16mm Charging Ports / Valves

Male Insert O-Ring to Female O-Ring (7/8"-14 Threads) with Low Side Inline Suction Port R-134a 13mm Charging Ports / Valves