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