Production of IMR powders dates back again above two hundred a long time when the company was initially Launched by E.I DuPont. Available for use in lots of reloading apps, the IMR number of powder is trusted by reloaders all across the globe.

IMR 4227 Powder imr 4227 in stock now is definitely the Magnum Pistol Powder while in the IMR lineup. If it suggests Magnum, 4227 powder will be the choice for real imr 4227 load data magnum velocities and performance. In rifles this powder delivers outstanding velocity and precision in these cartridges as the 22 Hornet and 221 Fireball.