Production of IMR powders dates back again above two hundred a long time when the company was initially Established by E.I DuPont. Readily available for use in several reloading applications, the IMR series of powder is reliable by imr 4227 reloaders all around the world.

IMR 4227 Powder in stock now would be the Magnum Pistol Powder in the IMR lineup. If it states Magnum, 4227 powder would be the option for true magnum velocities and functionality. In rifles this powder provides excellent velocity and accuracy in imr 4227 this sort of cartridges given that the 22 Hornet and 221 Fireball.