Products: Refrigerant filling access check valve copper tube air conditioner refrigerator valves replacement.<br> Easy Install: Refrigerator check valve liquid nozzle is easy to install, 4 different sizes of joints to meet most models of refrigerators(As your choice)<br> Quick Connector: Check valve connector is easy to operate, detachable copper adapter, longer maintenance time.<br> High Quality Material: Refrigerator check valve filling nozzle made from materials to ensure durability and long time use.<br> Widely Used: Air conditioner refrigeration access valve used on many refrigeration and air conditioning systems to allow servicing.<br> Specification:<br> Material: Brass<br> Size Chart:<br> (As your Choice)Total Length: 74mm / 115mm / 119mm / 63mm<br> Adapter Diameter: 6.3mm / 0.24inch<br> Package Includes:<br> 1pcs Air Conditioning valve<br> Note:<br> Please allow slightly errors due to manual measurement and different monitors.