NOT KNOWN FACTS ABOUT 11.5’BRL 5.56 NATO

I’m confident that sooner or later my Grandpa — a BAR guy that served in both the a hundred and first and 82nd Airborne Divisions from 1944 with the conclude from the war— eyeballed someone’s carbine with envy when it arrived time for a lengthy march. The notch on the “fight sight” is so minimalist as to get practically useless. For an