A true magnum spherical rifle powder, it is great with weighty bullets in large, overbore rifle cartridges. US869 is a dense propellant which allows the shooter to utilize ample powder to make greatest velocities in cartridges like the 7mm Remington Ultra Magnum, 300 Remington Extremely Magnum, 30-378 Weatherby Magnum and Some others.Hodgdon Powder