Production of IMR powders dates back again above 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 trustworthy by reloaders all around the world.

IMR 4227 Powder in inventory now will be the Magnum Pistol Powder from the IMR lineup. If it says Magnum, 4227 powder may be the choice for imr 4227 accurate magnum velocities and effectiveness. In rifles this powder provides excellent velocity and imr 4227 accuracy in these kinds of cartridges given that the 22 Hornet and 221 Fireball.