The barrel is the most weight on an AR. Look for a skinny barrel rifle. I believe Colt has one as well as Daniel Defense. Another option wold be the DPMS Sportical. No forward assist and no sights. Put a small scope on and you might make your 6.5 limit. kwg

For liberals and anarchists, power and control is opium, selling envy is the fastest and easiest way to get it. TRR. American conservative. Never trust a white liberal. Malcom X Current NRA member.