Creation of IMR powders dates back again around 200 yrs when the company was at first Established by E.I DuPont. Obtainable for use in several reloading programs, the IMR series of powder is reliable by reloaders all across the globe.IMR 4227 Powder in inventory now is definitely the Magnum Pistol Powder while in the IMR lineup. If it says Magnum, … Read More