Manufacture of IMR powders dates again about 200 a long time when the corporate was originally Started 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 stock now may be the Magnum imr 4227 load data Pistol Powder in the IMR lineup. If it states Magnum, 4227 powder could be the option for imr 4227 accurate magnum velocities and effectiveness. In rifles this powder provides superb velocity and accuracy in these cartridges given that the 22 Hornet and 221 Fireball.