CITADEL GREY SEER SPRAY - The Art Store/Commercial Art Supply
Rust-Oleum Stops Rust Flat Gray Spray Paint (NET WT. 12-oz) in the Spray Paint department at Lowes.com
Vallejo Hobby Paint Spray - Wolf Grey
Rust-Oleum Stops Rust 11 oz. Metallic Charcoal Protective Spray Paint (6-Pack) 244228 - The Home Depot
The Army Painter Color Primer Spray Paint, Uniform Grey, 400ml, 13.5oz - Acrylic Spray Undercoat for Miniature Painting - Spray Primer for Plastic Miniatures - Hobby Modeling Painting Tools - Amazon.com