Graco / Portland Compressor243283 Silver Plus Gun With RAC 5 517 Tip, 5000 PSI Factory set needle means no trigger adjustments are needed Rugged design is able to withstand harsh working environments Lighter than competitive guns For use in manufacturing, construction and fabrication Use with; epoxy coatings, coal tar epoxy primers, polyurethane coatings, tank and pipe coatings and linings and architectural latex emulsion paints