The Astro Pneumatic GF20S Gravity Feed Spray Gun with the 2.0 mm nozzle lets fluid flow downward using less air and offering better control over atomization and fluid output. It includes a general cap sprays enamels lacquers, metallics and urethane. This spray gun handles a range of viscosities from fine surface finish to heavy body coating. It features a forged aluminum gun body and air cap for durability and long lasting performance and one pint nylon cup with "drip check" device to prevent spillage from the vent hole. The specifications are as follows: Nozzle Size: 2.0mm, Operation Pressure: 30-70psi, Net Weight: 2-1/2lbs./1.1kg, Dimensions W x H: 6" x 13-1/2", Avg. Air Consumpt.: 6-12cfm, Air Inlet Thread NPT: 1/4", Required Compressor: 3hp and Max. Pattern at 8" Distance: 8-1/4"/210mm.