Creation of IMR powders dates back over 200 years when the corporation was originally Launched by E.I DuPont. Available for use in lots of reloading apps, the IMR series of powder is trustworthy by reloaders all around the world.
IMR 4227 Powder in inventory now imr 4227 will be the Magnum Pistol Powder from the IMR lineup. If it says Magnum, imr 4227 load data 4227 powder may be the option for legitimate magnum velocities and efficiency. In rifles this powder delivers great velocity and precision in such cartridges because the 22 Hornet and 221 Fireball.