Production of IMR powders dates again about 200 yrs when the organization was initially Established by E.I DuPont. Readily available for use in lots of reloading apps, the IMR number of powder is dependable by reloaders all around the world.
IMR 4227 Powder in inventory now imr 4227 will be the Magnum Pistol Powder from the IMR lineup. If it suggests Magnum, 4227 powder will be the choice for correct magnum velocities and general performance. In rifles this powder provides excellent velocity and precision in imr 4227 load data such cartridges as the 22 Hornet and 221 Fireball.