The ST-1 gun is a strong and reliable spray gun that has an Ultra Onyx coating for protection and easy cleaning. It has a special check valve that prevents material and fluid from entering the air passages. The tip design reduces overspray and keeps the spray smooth. 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.