Manufacture of IMR powders dates again in excess of two hundred several years when the organization was initially Established by E.I DuPont. Readily available for use in several reloading applications, the IMR series of powder is reliable by reloaders all around the world.
IMR 4227 Powder in inventory now may be the Magnum Pistol Powder during the IMR lineup. If it says Magnum, 4227 powder would be the option for true magnum velocities and functionality. In rifles imr 4227 load data this powder provides excellent velocity and accuracy in this sort of cartridges as being the 22 Hornet and 221 imr 4227 Fireball.