Rust-Oleum 2081830 Automotive Primer Automobile Primer Spray Paint, Light Gray Rust-Oleum Automotive Primer Spray is a tough, rust-inhibiting base that works well under most automotive paints and Rust-Oleum Stops Rust finishes. Spray on and wait just 15 minutes before you apply a top coat or wet sand to an ultra smooth finish. Safe to apply on all but galvanized metals. It features a comfort tip with a wider finger pad to reduce fatigue cause by continuous spraying. In addition, there is an any-angle spray feature that allows you to spray in any direction, even upside down. Rust-Oleum 2081830 Automotive Primer Automobile Primer Spray Paint, Light Gray Features: Proven protection against rust and corrosion Covers fast with fewer coats Light Gray 12-Ounce rosol.