Production of IMR powders dates again about 200 yrs when the organization was initially Launched by E.I DuPont. Obtainable for use in many reloading applications, the IMR series of powder is trustworthy by reloaders all across the globe.
IMR 4227 Powder in stock now could be the Magnum Pistol Powder in the IMR lineup. If it says Magnum, imr 4227 load data 4227 powder may be the choice for true magnum velocities and imr 4227 load data efficiency. In rifles this powder delivers excellent velocity and precision in such cartridges as the 22 Hornet and 221 Fireball.