by Shooting Illustrated Staff posted on March 21, 2011 Guns Support NRA Shooting Illustrated DONATE The LaRue Tactical OBR ups the ante for AR-pattern rifles with its superior performance and its 7.62 NATO chambering adds versatility. In this article .308 Win., AR, LaRue Tactical, semi-auto rifles Related Stories LaRue Tactical OBR Turnbull Manufacturing Introduces TAR-10 Rifle DRD Tactical Announces Paratus Rifle Line DS Arms SA58 Para Tactical Carbine Gallery Aftermarket AR Magazines Most Popular Review: Staccato C Pistol First Look: Ruger RXM Pistol What's the Best 38 Special Ammo for Self-Defense? Best Distance to Zero a Pistol-Mounted Red Dot The Ultimate Home Defense Shotgun .300 BLK vs. .300 HAMR: Which is the Better Cartridge?