ABEST New Tools Mini Inline Air Filter Moisture Water Trap for Auto-Car Paint Spray Gun Traps water vapor and dust to maximize the performance of air compressor tools for cleaner and more even jobs An essential gadget for mechanics and craftsmen, stops water and particles from entering spray guns and other air compressor tools Connects Directly to a Spray Gun to Filter out Dust Traps water vapor to maximize air tool performance and extend tool life. Prevents contamination of expensive air compressor tools for longer and more reliable life