One gun does it all Easily switch between primers, colors, clears or any type of fluids, from thin to thick, by simply detaching the head and cup from the rest of the gun and swapping it with another head and cup assembly. Includes a rack to hold all 3 units. 7075 aircraft-grade aluminum alloy housing, titanium-coated needle and nozzle, solvent-resistant seals, internally adjustable knobs and ergonomic handle. Easy cleanup gun washer ready. Comes with 3 head assemblies, regulator, rack with drip pan and cleaning tools. Case Included Yes, Paint Cup Size oz. 13 1/2, 33 3/4, 20 1/4, Paint Cup Material 2 Aluminum, 1 Plastic, Nozzles Included qty. 3, Nozzle Size mm 1.3, 1.4, 1.7.