Creation of IMR powders dates again about 200 yrs when the organization was at first founded by E.I DuPont. Accessible for use in several reloading applications, the IMR series of powder is trustworthy by reloaders all around the world.
IMR 4227 Powder in inventory now will be the Magnum Pistol Powder while in the IMR lineup. If it suggests Magnum, 4227 powder will be the choice for real magnum velocities and performance. In rifles this imr 4227 powder delivers outstanding velocity and accuracy in these cartridges given that the 22 imr 4227 Hornet and 221 Fireball.