Adapter converts typical spray guns into ones that work with the 3M PPS (Legacy) paint preparation system Specifically designed adapters, allows painters to use the PPS with virtually any spray gun Stainless steel adapter offers exceptional durability Threaded adapter is easy to install All-in-one solution reduces chance of outside contamination, delivers consistent material transfer for improved quality and reduced paint consumption PPS reduces cleaning solvent consumption by 70 percent PPS helps painters improve quality, lower material cost, reduce solvent consumption and improve productivity with less mess and easier use than traditional metal/plastic paint cup systems Available in 3 fl oz, 6 fl oz, 12.5 fl oz, 22 fl oz and 28 fl oz sizes