HELPING THE OTHERS REALIZE THE ADVANTAGES OF REMINGTON 7 1 2 PRIMERS

I realize where you coming from - you necessarily mean lousy info in the final sense of ALL SR primers - but I actually are convinced Speer is really only referring to which amongst their unique CCI primers performs very best with ball powder.  It might be their "magnum" brisance primers (450 BR4 #forty one) rather than their "regular" 400 primer.