Production of IMR powders dates back over 200 many years when the business was originally founded by E.I DuPont. Accessible for use in many reloading applications, the IMR series of powder is dependable by reloaders all around the world. IMR 4227 Powder in stock now would be the Magnum Pistol https://imr422715814.angelinsblog.com/27409806/imr-4227-powder