Manufacture of IMR powders dates again about two hundred many years when the corporate was initially Launched by E.I DuPont. Accessible for use in lots of reloading programs, the IMR series of powder is trusted by reloaders all around the world.
IMR 4227 Powder imr 4227 in inventory now is definitely the Magnum Pistol Powder in the IMR lineup. If it suggests Magnum, 4227 powder is definitely the option for real magnum velocities and effectiveness. In rifles this powder delivers superb velocity and precision imr 4227 in these cartridges since the 22 Hornet and 221 Fireball.