Production of IMR powders dates again in excess of two hundred several years when the company was initially Established by E.I DuPont. Readily available for use in lots of reloading apps, the IMR number of powder is trusted by reloaders all across the globe.

IMR 4227 Powder in inventory now is imr 4227 definitely the Magnum Pistol Powder inside the IMR lineup. If it claims Magnum, 4227 powder is the choice for genuine magnum velocities and overall performance. In rifles this powder delivers great velocity and precision in such cartridges because the 22 Hornet imr 4227 and 221 Fireball.