A thin film of Rig + P Stainless Steel lubricant and preservative will help keep your firearm rust-free and working properly. Rig + P is specifically formulated to help prevent galling on stainless steel. One thorough application of Rig + P inside and out will protect your rifle, handgun, shotgun or muzzleloader against rust and corrosion. Rig + P is a superior firearm lubricant and preservative.