The 3M Performance Spray Gun HVLP with the 3M PPS Series 2.0 Spray Cup System is a high-quality spray gun designed for automotive use. With a 1/4 inch air inlet size and a 22 oz hopper size, this spray gun offers precision and efficiency for detailed and professional finishes. The 3M brand ensures reliability and durability, making it a top choice for automotive enthusiasts and professionals looking for a superior spray gun for their projects.  3M 26778: This is a complete kit. It includes the spray gun body (26832), the air control valve, a PPS Series 2.0 mixing cup, lids, liners, and 15 assorted HVLP atomizing heads (nozzles).