Production of IMR powders dates back more than two hundred yrs when the corporate was originally Started by E.I DuPont. Obtainable for use in many reloading programs, the IMR number of powder is dependable by reloaders all across the globe.

IMR 4227 Powder in stock now could be the imr 4227 Magnum Pistol Powder in the IMR lineup. If it states Magnum, 4227 powder could be the option for accurate magnum velocities and functionality. In rifles this powder provides excellent velocity and accuracy in this sort of cartridges as being the 22 Hornet imr 4227 and 221 Fireball.