.223 Rem | 5.56 NATO

Springfield Armory

Springfield Armory HL916556FLC Hellion 5.56 NATO 16-Inch Bullpup Rifle with Adjustable Stock and Ambidextrous Safety

Springfield Armory

Springfield Armory HL916556GLC Hellion 5.56 NATO 16-inch Bullpup Rifle with Adjustable Stock and Ambidextrous Safety

American Tactical Inc. (ATI)

American Tactical Inc Alpha Maxx 5.56 Rifle with 16-Inch Barrel and M-LOK Hand Guard

American Tactical Inc. (ATI)

American Tactical Inc ATI Milsport 5.56mm Rifle with 60-Round Mag and 13-inch M-LOK Hand Guard

American Tactical Inc. (ATI)

American Tactical Inc ATI MIL 5.56MM Rifle with 16-Inch M-LOK Handguard and 30-Round Magazine

American Tactical Inc. (ATI)

American Tactical Inc Alpha Maxx 5.56 NATO Rifle - 16-inch Barrel, Matte Black Finish

American Tactical Inc. (ATI)

American Tactical Inc ATI Milsport 5.56mm Rifle with Rogers Super Stock and 60-Round Magazine

American Tactical Inc. (ATI)

American Tactical Inc Milsport 5.56mm Rifle with 60-Round Magazine

American Tactical Inc. (ATI)

American Tactical Inc ATI Milsport 5.56mm Semi-Auto Pistol with 22-Inch Overall Length and Pistol Brace

American Tactical Inc. (ATI)

American Tactical Inc ATI Milsport 5.56mm Rifle with Rogers Super Stock and 15-Inch M-LOK Hand Guard

Daniel Defense

Daniel Defense DD4 V7 SLW 5.56mm Rifle with Collapsible Stock and M-LOK Rail