- Brass M22 coupler designed for electric pressure washers and garden hoses - Converts 15 mm male M22 thread to 14 mm female M22 connector, ensuring compatibility with brands like Sun Joe, Campbell, AR Blue, Stanley, and more - Made of high-quality brass, offers superior corrosion resistance and long service life - Supports up to 4500 PSI of pressure, ideal for heavy-duty outdoor cleaning tasks - Allows a secure and leak-free connection between the spray gun and the hose - Easy to install, improves the efficiency and versatility of your pressure washer - Perfect for cleaning vehicles, patios, tools, and outdoor surfaces