SIMPSON offers Universal Pressure Washer Spray Gun 80148, with offers a side assist handle with ergonomic design. This replacement spray gun provides cleaning power for most power washing tasks; it is perfect to clean your car, driveway, patio, sidewalk, siding, and more. This cold water use spray gun features industry standard M22 threaded connections, providing a universal fit that is easy to hook up to most high pressure hoses and spray wands; a threaded M22 QC hose adapter is included. The ergonomic design and easy pull trigger offer comfort and ease of use, and the trigger is equipped with a safety lock out; the 360° rotating side assist handle adds to ease of use. This can be used as a replacement or an upgrade of an existing spray gun for most pressure washers with ratings up to 4500 PSI, 6.6 GPM, and threaded M22 connections.