Creation of IMR powders dates again around 200 yrs when the organization was at first Established by E.I DuPont. Readily available for use in several reloading purposes, the IMR series of powder is trustworthy by reloaders all around the world.

IMR 4227 Powder in inventory now is the imr 4227 Magnum Pistol Powder while in the IMR lineup. If it suggests Magnum, 4227 powder will be the imr 4227 load data choice for real magnum velocities and performance. In rifles this powder delivers superb velocity and accuracy in these kinds of cartridges given that the 22 Hornet and 221 Fireball.