The quick connector of this product is only suitable for Nilfisk, please check your machine model carefully when purchasing, if you have any questions, please feel free to contact us, we will serve you 24 hours. High Quality Material: : The body of the high pressure cleaning gun is made of engineering plastic and the internal structure is made of brass and stainless steel. 1/4" quick release outlet and imported M22-14 cleaning machine gun with an inner diameter of 14mm. The maximum pressure can reach 4000psi. Multi-angle nozzle: The pressure washer spray gun has red, yellow, green, white and black nozzles with different angles of 0°, 15°, 25°, 40°, 65°. Easy to install: The black high voltage gun accessory is the M22-QC adapter, which means it is very easy to install on the Nilfisk Quick Connect gun. Wide application: The snow gun is also designed for turbine nozzles, surface cleaners, water brooms, sink cleaners, swivel joints, foam guns, pressure washers, blowers, drain pipe