This is a TIT19220 4 pc HVLP Spray Gun Set. This kit includes 3 different spray guns to cover your spraying needs. plus locking pressure regulator with gauge. Guns have die cast aluminum body & 2-step trigger control. Nozzles included. Nozzle sizes: 1.0, 1.4, 1.7mm. Paint cup sizes: 1) 5oz, 2) 33-3/4oz. Cup material is aluminum.