Production of IMR powders dates back again above two hundred a long time when the company was initially Established by E.I DuPont. Readily available for use in lots of reloading purposes, the IMR number of powder is trusted by reloaders all across the globe.
IMR imr 4227 load data 4227 Powder in stock now would be the Magnum Pistol Powder in the IMR lineup. If it says Magnum, 4227 imr 4227 powder would be the choice for genuine magnum velocities and performance. In rifles this powder provides superb velocity and precision in this kind of cartridges because the 22 Hornet and 221 Fireball.