Item Overview: IMR 4227 PowderManufacture of IMR powders dates back more than two hundred decades when the corporation was initially founded by E.I DuPont. Obtainable for use in lots of reloading purposes, the IMR series of powder is dependable by reloaders all around the world.IMR 4227 Powder in stock now could be the Magnum Pistol Powder while in