Manufacture of IMR powders dates again over two hundred a long time when the corporation was initially founded by E.I DuPont. Available for use in lots of reloading programs, the IMR number of powder is trustworthy by reloaders all around the world.

IMR 4227 Powder in stock now may be the Magnum Pistol Powder in the IMR lineup. imr 4227 load data If it suggests Magnum, 4227 powder could be the option for true magnum velocities and effectiveness. In rifles this powder delivers outstanding velocity and precision in such imr 4227 cartridges because the 22 Hornet and 221 Fireball.