General description The high pressure cleaner gun adapter features a 1/4 inch quick coupling connection, designed for compatibility with Karcher K series pressure washers including models K2, K3, K4, K5, K6, and K7. This adapter allows for easy connection to various pressure washer nozzle tips or foam cannons equipped with a 1/4 inch cap. Technical specifications Connection type: 1/4 inch quick coupling Compatible models: Karcher K2, K3, K4, K5, K6, K7 Not compatible with: K1700, K1700 CUBE, K1800, K1900, K2000 Maximum working pressure: 2000 psi Operating temperature: up to 140℉ Material: Brass with sturdy plastic Installation Insert one end of the adapter into the pressure washer gun and turn the connector clockwise to secure it. Usage Connect the other end of the adapter to pressure washer nozzle tips or foam cannons that have a 1/4 inch cap for effective cleaning.