3M Body Schutz Applicator Gun is built specifically to apply textured 3M undercoatings and corrosion inhibitors during collision repair. The durable all metal applicator gun connects easily to a standard air compressor (1/4 in. NPT inlet) and accepts 3M Rubberized Body Schutz, and 3M Rocker Schutz. A smooth trigger action lets you apply coatings in even layers. Product Features: Cost-effective siphon-feed gun is designed for applying corrosion inhibitors, cavity waxes and undercoatings Handles 40 psi at 6-12 cfm for application of coarse or textured specialty coatings .25 in NPT inlet is compatible with standard shop air compressors Accepts 1qt. canisters of 3M Rubberized Body Schutz 08864 and 3M Rocker Schutz 08874