Creation of IMR powders dates back in excess of two hundred decades when the company was originally Established by E.I DuPont. Available for use in several reloading apps, the IMR series of powder is trusted by reloaders imr 4227 all around the world.
IMR 4227 Powder in inventory now would be the Magnum Pistol Powder during the IMR lineup. If it claims Magnum, 4227 powder would be the choice for true magnum velocities and efficiency. In rifles imr 4227 this powder provides great velocity and accuracy in this kind of cartridges as the 22 Hornet and 221 Fireball.