【Material】 Brass and rubber gun adapter and quick connectors, brass and stainless steel spray bus, exquisite craftsmanship. 【Model】 Pressure washer gun adapter only compatible with Kärcher K2, K3, K4, K5, K6, K7, female quick connect and spray nozzle only 1/4", please note the size before plugging in. 1/4" quick connect design - The 1/4" internal thread quick connector is made of brass which can prevent rust and corrosion. The 1/4" quick release design allows for faster application, easy to connect and disassemble. 【High Efficiency】The adapter connects to the pressure washer spray gun with the quick connect and the female connector is connected to the 1/4" foam gun. 【Pressure Washer Accessory】Convert to 1/4" quick connect with internal thread. One end connects gun to pressure washer or foam cannon tips with 1/4" connector. The other end is inserted into the gun and twist the adapter clockwise. Color: Black Size: As Shown Quantity Shipped: 1 Note: The data is manual measurement, please allow 1-39cm error, due to differences between light and screen, there will be a certain color difference , the specific received in kind shall prevail.