The U-POL 726 Raptor Truck Bed Liner Spray Gun is a single item air spray gun designed for automotive use. It features a 1/4 inch air inlet size and comes with the GRAVITEX Applicator Gun. The product does not come with a warranty and carries a California Prop 65 Warning due to potential chemical exposure. This spray gun is ideal for applying truck bed liners and provides a convenient and efficient method for the job.