Montana Products, Inc. proudly introduces PS5620™ Metal Etch Primer (Gray) which is a pre-treatment primer that provides a fast drying barrier coat to maximize the adhesion properties to properly prepared steel, aluminum, and galvanized metal. This primer is easy to use, sprays smooth and improves corrosion protection. Use to prime small areas or sand-throughs prior to topcoating. Compatible with all of today's automotive and fleet finishes.