Manganese phosphate is a robust, simple to use, heavy crystalline finish for iron and steel firearm components, used primarily to form absorption pre-treatments for Arma-Coat Firearm Finishes or oiling. Application is applied by bath immersion. Manganese Phosphate will produce a black to dark grey finish. Each quart is adequate for a 5 gallon parkerizing tank. Comes complete with instructions.
Manganese phosphate solution
This produces a Black to a very Dark grey finish sen on most rifles from the factory today. Easy to use and is a reusable product. You can refinish many rifles with this 32oz bottle.