Hodgdon Retumbo Smokeless Powderhodgdon retumbo powder is Available in 1 lb. and 8 lb. containers.This magnum, extruded powder was designed expressly for the really large overbored cartridges such as the 7mm Remington Ultra Magnum, 300 Remington Ultra Magnum, 30-378 Weatherby Magnum, etc. Retumbo adds 40-100 fps more velocity to these cartridges wh… Read More

IMR powders have exactly the same melt away amount as regular 7828 and uses exactly the same data. However, because of the super shorter kernels, metering is virtually as good for a spherical powder. This allows as many as 4% more powder House in the case and in several loads yields more velocity than conventional 7828. These loads are marked websi… Read More