WHAT DOES HODGDON US 869 POWDER CANADA MEAN?

A real magnum spherical rifle powder, it is excellent with hefty bullets in huge, overbore rifle cartridges. US869 is often a dense propellant which allows the shooter to use sufficient powder to produce greatest velocities in cartridges like the 7mm Remington Ultra Magnum, 300 Remington Ultra Magnum, 30-378 Weatherby Magnum and Many others.Retail