The 3M™ PPS™ 2.0 1.8mm Clear Atomizing Heads (4-Pack) are designed for use with the 3M™ Accuspray™ Spray Gun and the PPS™ 2.0 Paint Preparation System. Ideal for spraying high-viscosity materials such as primers, heavy sealers, and gel coats, the 1.8mm size provides excellent material flow and consistent coverage for demanding applications. These disposable, clear atomizing heads reduce cleanup time and eliminate cross-contamination between coatings. With their tool-free design and reliable performance, they are a favorite among automotive, industrial, and marine refinishers looking for efficient material application and professional-grade finishes.