A real magnum spherical rifle powder, it is great with hefty bullets in significant, overbore rifle cartridges. US869 is often a dense propellant that permits the shooter to use plenty of powder to produce most velocities in cartridges like the 7mm Remington Extremely Magnum, 300 Remington Ultra Magnum, 30-378 Weatherby Magnum and Many others.Hodgd