Material: Made of high quality brass, strong and durable, the maximum working pressure is 5000 PSI. High precision: Male and female kits are made from precision technology, easy to connect and disconnect. Applicable equipment: suitable for connecting universal spray guns, hoses and pumps. Note: The inner diameter is 14mm, not 15mm. If your installation height is 15mm, it may cause leaks Package contents: 1 x outer 22 female thread (inner hole 14), 1 x set of internal 22 turn 3 or 8 male thread nut Pressure Washer Accessories Water Gun Tube Adapter 3 or 8 Inner and Outer Thread Connector Material: Made of high quality brass material, strong and durable, the maximum working pressure is 5000 PSI. Size: M22 14 mm swivel joint and 3 or 8 inch socket, 3 or 8 inch quick disconnect socket and M22 14 mm male head. For a 14mm M22 installation, the outside diameter is 22mm and the inside diameter is 14mm. application 1. Note: The inner diameter is 14mm, not 15mm. If your installation height is 15mm, it may cause leaks. 2. Convert the M22 14mm threaded connector to a 3 or 8 inch quick connector. 3. Suitable for connecting the universal spray gun, hose and pump, easy to connect and disconnect. Package contents: 1 x outer 22 female head wire (14 inner hole 1 x Set of internal thread 22 turn 3 or 8 male nut