by Shooting Illustrated Staff posted on October 29, 2010 Guns Support NRA Shooting Illustrated DONATE ** When you buy products through the links on our site, we may earn a commission that supports NRA's mission to protect, preserve and defend the Second Amendment. ** DPMS Panther 3G1 In this article 5.56x45 mm, DPMS, semi-auto rifles Related Stories DPMS Sportical Gallery Benelli MR1 Gallery DPMS Panther Sportical DPMS Panther LR-204 Gallery DPMS Tac-2 Most Popular First Look: Glock Gen6 Pistols Top 5 'Budget-Priced' .50 BMG Rifles 10 Budget-Priced .22 Rifles Under $200 The Classics: Winchester Model 1907 Comfortable and Reliable Revolver Carry U.S. Army Purchasing Additional Mossberg 590A1 Pump-Action Shotguns