The ST-1 gun is a reliable and effective spray gun that has an Ultra Onyx coating for protection and easy cleaning. It has a special check valve that keeps the air passages clear of material and fluid. The tip design minimizes overspray and ensures a smooth spray. The gun has a long-lasting mix chamber and side seal, as well as a swivel strap that can be adjusted for right or left hand use. The gun can handle high pressure and temperature, and can be serviced with a single tool. The ST-1 gun is designed to provide more consistent patterns for faster spraying. The product weighs 7 pounds.