DETAILS, FICTION AND WINCHESTER 244 POWDER RELOADING DATA

I am betting That is why the loads are rated at 15k psi or larger. This doesn't mean You can not use a lighter powder cost nonetheless it does mean your gun, bore, and palms can get filthy.How can IMR Focus on be a focus on grade powder with a starting velocity of 900 fps! While you noted over, most target quality hundreds create velocities below 8