Graco Finex Pressure Fed Conventional Air Spray Gun - 289253 The new Graco pressure fed conventional air spray gun a brand new lightweight and ergonomic air spray gun. The aircaps are optimized for the highest quality spray performance. It has the lightest trigger pull in its category and features an integrated air inlet adjustment (cheater) valve. This gun is also available in HVLP spray technology, and a variety of needle/nozzle sizes.