by Shooting Illustrated Staff posted on October 29, 2010 Guns Support NRA Shooting Illustrated DONATE DPMS Sportical In this article 5.56x45 mm, DPMS, semi-auto rifles Related Stories DPMS Panther 3G1 Gallery Benelli MR1 Gallery DPMS Panther Sportical DPMS Panther LR-204 Gallery DPMS Tac-2 Most Popular Tech Wisdom: Ancient Ammo Review: Smith & Wesson Bodyguard 2.0 Classic Guns: USMC M40A1 Sniper Rifle Review: KelTec Sub2000 Gen3 See Your Sights Review: Taurus PT-111 Millennium G2