High Quality Material:The 4000PSI Pressure Washer Gun can easily peel off and wash off the dirt on the surface of the car. The body of the pressure washer spray gun is made of engineering plastic, the internal structure is made of brass and supreme stainless steel. 5 Color Nozzles:The pressure washer spray gun with 5 nozzles of color - 0 degree (red), 15 degree (yellow), 25 degree (green), 40 degree (white), meet your different spray widths and all kinds of cleaning needs. Safety and Efficiency:The foam gun has a safety lock handle to prevent accidental spraying. Ergonomic handle design is easier to use and more efficient, prevent accidental spraying. 1/4" Quick Connect:The M22 jet wash gun is with 1 quick release connector /4", fits most quick release pressure washer attachments. Such as nozzle tips, foam cannon, foam lance.