Sparmax MAX3Sparmax MAX 3 Gravity Feed Dual Action Airbrush (0. 3mm) Low Pressure Performance, Converts to Single Action The Sparmax MAX 3 airbrush is designed to deliver smooth, consistent atomization even with smaller compressors, thanks to its strong performance at low air pressure. Built with a 0. 3mm needle and nozzle, it handles general purpose spraying while still supporting fine detail work. The MAX 3 is a dual action airbrush, and it can be easily