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. bullseye gun powder Retumbo adds 40-100 fps more velocity to

IMR powders have the exact same burn off price as regular 7828 and uses exactly the same knowledge. Nevertheless, because of the super short kernels, metering is almost as good like a spherical powder. This enables around four% additional powder Room in the situation and in many masses yields extra velocity than typical 7828. Such masses are marked