Manufacture of IMR powders dates again about two hundred many years when the corporation was at first Established by E.I DuPont. Available for use in several reloading apps, the IMR series of powder is trusted by reloaders all around the world.

IMR 4227 Powder in stock now would be the Magnum Pistol Powder from the IMR lineup. If it claims Magnum, 4227 powder imr 4227 could be the choice for accurate magnum velocities and overall performance. In rifles this powder provides great velocity and imr 4227 accuracy in such cartridges as being the 22 Hornet and 221 Fireball.