The Husky Pro HVLP Gravity Feed Spray Gun is made with a gravity feed design that employs pneumatic power for efficient use. The 30 spray settings allow you to employ the spray gun in a number of applications, and the spray gun can be operated at a maximum pressure of 40 psi. The spray gun can accommodate all light to medium viscosity materials including enamels, lacquers, polyurethane top coats and all primers. The 1.44 mm (0.055 in.) fluid nozzle provides medium to fast delivery, and the fluid nozzle and fluid needle are both made from stainless steel for durability.