Manufacture of IMR powders dates again about 200 yrs when the business was at first founded by E.I DuPont. Accessible for use in several reloading applications, the IMR series of powder is reliable by reloaders all around the world.
IMR imr 4227 load data 4227 Powder in inventory now may be the Magnum Pistol Powder during the IMR lineup. If it says Magnum, 4227 powder may be the option for legitimate magnum velocities and overall performance. In rifles this powder delivers great velocity and precision in such imr 4227 cartridges because the 22 Hornet and 221 Fireball.