Item Overview: IMR 4227 PowderManufacture of IMR powders dates again in excess of 200 many years when the organization was at first Launched by E.I DuPont. Readily available for use in several reloading programs, the IMR series of powder is dependable by reloaders all across the globe.IMR 4227 Powder in stock now could be the Magnum Pistol Powder w