Manufacture of IMR powders dates again in excess of two hundred several years when the organization was initially Established by E.I DuPont. Readily available for use in lots of reloading purposes, the IMR series of powder is trustworthy by imr 4227 reloaders all around the world.

IMR 4227 Powder in inventory now is the Magnum Pistol Powder while in the IMR lineup. If it suggests Magnum, 4227 powder is the choice for correct magnum velocities and general performance. In rifles this powder provides superb velocity and accuracy imr 4227 load data in these kinds of cartridges as being the 22 Hornet and 221 Fireball.