IMR 4831 Smokeless Gun Powder
IMR 4831 has a slightly slower burn speed than IMR 4350. IMR 4831 gives top velocities and performance with heavier bullets in medium-sized magnums.
Do not exceed the loads displayed in the reloaders guide.
Never mix any two powders regardless of type, brand, or source.
Never substitute any smokeless powder for Black Powder or any Black Powder substitute.