8LB H1000 @ Grafs + 1lb Retumbo

[martinakl]

Hodgdon H1000 Smokeless Powder 8 Pound - Graf & Sons

This very slow burning Extreme Extruded powder is perfect for highly overbored magnums like the 7mm Remington Magnum, 7mm STW and the 30-378 Weatherby. In addition, with heavy bullets, H1000 gives top velocity and performance in such cartridges as the 6mm-284, 257 Weatherby, 270 Winchester, and...

www.grafs.com

 

[martinakl]

Retumbo

Hodgdon Retumbo Smokeless Powder 1 Pound - Graf & Sons

This magnum 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 when compared to other normal magnum powders. In...

www.grafs.com