Now you can load your ammunition with the same powder that Hornady uses in their factory ammunition. Hodgdon Hornady Superformance Powder in stock was developed to for rifle shooters that reload for the 22-250 Remington, 243 Winchester, 300 Ruger Compact Magnum (RCM) and the 300 Winchester Short Magnum (WSM) and others superformance powder (see below). This powder travels faster than most traditional powders. Hodgdon Hornady Superformance Powder is a smooth metering spherical powder that flows freely through a powder measure.
superformance powder in stock is Designed for these Cartridges:
22-250 Remington
243 Winchester
243 WSSM
25 WSSM
300 RCM
300 WSM
Warning About Smokeless Powder:
Do not exceed the loads superformance powder displayed in the reloaders guide.
Never mix any two powders regardless of type, brand, or source.
Never substitute any smokeless powder for Black Powder or any Black Powder substitute.