Universal Compatibility for Karcher Pressure Washers: This extension connector is specially designed for Karcher K2, K3, K4, K5, K6 and K7 pressure washer models. With its M22IG Quick Connect adapter, it ensures a quick and secure connection between your cleaner and the extension hose, ideal for multiple outdoor cleaning applications. Strong and Durable Materials: Made from high-quality engineering plastic, this high-pressure hose extension connector is extremely pressure-resistant, providing long-lasting durability. long-term durability even during regular and intense use. This hose connector is designed to withstand the most demanding conditions, ensuring reliable performance Easy and Quick Installation: Installing this extension connector is a breeze. Simply remove the small U, connect the adapter to your extension hose, then replace the U to secure the connection. A hassle-free solution that allows you to start using your pressure washer immediately Versatile Cleaning