This is "the" magnum pistol powder in the IMR lineup. If it says magnum, IMR 4227 is the choice for true magnum velocities and performance. In rifle, this powder delivers excellent velocity and accuracy in such cartridges as the 22 Hornet and 221 Fireball.
Be the first to review this product! You'll be the talk of the town.
You must be logged in to write a review.