Manufacture of IMR powders dates again in excess of two hundred a long time when the company was originally Launched by E.I DuPont. Available for use in many reloading apps, the IMR series of powder is reliable by reloaders all around the world.

IMR 4227 Powder in inventory now will be the Magnum Pistol Powder within the IMR lineup. If it states Magnum, 4227 powder could be the option for accurate magnum velocities and effectiveness. In rifles this imr 4227 load data powder provides excellent velocity and accuracy in this sort of cartridges as being the 22 Hornet imr 4227 and 221 Fireball.