.223 Rem | 5.56 NATO

FN

FN 36100642 FN15 Tac3 5.56 NATO Rifle with 16-Inch Chrome-Lined Barrel and FDE Anodized Handguard

FN

FN 36100652 FN15 TAC3 5.56 NATO Rifle with 16-Inch Chrome-Lined Barrel, Gray Anodized M-LOK Handguard and Collapsible Stock

FN

FN 36100658 FN15 Tac3 Duty 5.56 NATO Rifle with 16" Chrome-Lined Barrel and M-LOK Handguard

Smith & Wesson

Smith & Wesson M&P15 Sport II OR Rifle 5.56x45mm NATO, 16-Inch Barrel, Black - Part #12055

Smith & Wesson

Smith & Wesson M&P15T II Limited Edition AR-15 Rifle with Engraved Finish, 16-inch Barreled, 5.56 NATO, Black Magpul Stock

Ruger

Ruger AR-556 MPR 223 Rem 18-Inch Rifle with Magpul MOE SL Stock and Elite 452 Trigger

Diamondback Firearms

Diamondback DB1758K061 5.56 NATO AR-15 Rifle with Magpul ACS-L Stock and 16-inch Barrel

Diamondback Firearms

Diamondback DB1758K071 5.56 NATO DB15 Mid-Length Rifle with Magpul ACS-L Stock and M-LOK Handguard

Diamondback Firearms

Diamondback DB1731K001 DB15 5.56x45mm NATO Rifle with 16-Inch Nitride Steel Barrel, Magpul CTR Stock, and M-LOK Handguard

Diamondback Firearms

Diamondback DB1731K061 DB15 5.56x45mm NATO Semi-Auto Rifle with 16-Inch Barrel and Magpul Accessories

Diamondback Firearms

Diamondback DB1731K071 DB15 5.56x45mm NATO 16" 30+1 Midnight Bronze Adjustable Magpul CTR Stock Black Magpul MOE K2 Grip with Black Gold Lower

IWI - Israel Weapon Industries

IWI US XB16 Tavor X95 5.56x45mm NATO Rifle with 16.5-inch Barrel, Black Finish, and Fixed Bullpup Stock