Air Conditioning Accessory -Car Air Conditioning Quick Connector Highlights Generic Brand Car Air Conditioning Quick Connector Description: Quick connector with adapter. Quick connect size is 1/2 inch SAE Male Fitting Reservoir adapter is 3/4 ACME female x 1/2 SAE male flare fitting for A/C service. This adapter is used to connect a 1/2""SAE hose fitting to the automotive R134a refrigeration tank. Quick and easy high-speed connection and disconnection. Reliable and safe for valve access to systems, even at working pressure. specification: Height: approx. 7cm / 2.75inch Outer diameter of large thread: approx. 1.7cm Inner diameter of large thread: approx. 1.2cm Outer diameter of small thread: approx. 1.1cm / 0.5inch Package Includes: 1 Piece Quick Connector Note: Please allow 1cm error due to manual measurement. And make sure you don't mind before you bid. The colors may have different as the difference display please.