Standard quick connector set makes a quick connection for hose, pump, ball valve, telescoping wand, surface cleaner and spray gun. 3/8 quick connect plug + 3/8 female thread; 3/8 quick connect socket + 3/8 female thread. Ball lock design creates a solid connection. Chemical resistant for long life. Working pressure is up to 5000 PSI. Material: Stainless Steel. Our team of professionals is constantly working to make you more efficient and safer to clean. We are confident in the quality of our product. Click BUY IT NOW and ENJOY QUALITY OF . are committed to developing more efficient and safer pressure washer accessory, helping people reducing the tiredness of spraying and cleaning in the garden. We are known for amazing pressure washer accessory, such as nozzle, wand, gun, coupler, foam cannon. We do everything in our power to ensure customers full satisfaction with the product quality and service. Feather1. 3/8 quick connect plug + 3/8 female thread; 3/8 quick connect socket + 3/8 female thread.2. Material: Stainless Steel.3. Chemical resistant for long life4. Working pressure is up to 5000 PSI.