A key element to a professional paint job is a clean spray gun. It's that simple. This Kit has everything you will need to protect your investment and keep your #10, #11 or #18E Accuspray Gun operating at it's best: 8 cup gaskets, 6 check valve assemblies, special wrench, cleaning brush, clear plastic storage case, 3 cup lid diaphragms and spring clips, assorted gun handle screws, gun rebuild kit for #10 & #11, tube of gun lube, and complete illustrated instruction sheet.