.223 Rem | 5.56 NATO

FN

FN M249S Para 5.56x45mm NATO Rifle with 16.1-inch Barrel and FDE Stock - Part Number 46100172

Sig Sauer

Sig Sauer MCX Spear LT 5.56 NATO Rifle with Folding Brace and 11.5-inch Barrel - Part Number PMCX556N11BIR10

Sig Sauer

Sig Sauer M400 SDI 5.56 NATO Rifle with 16-Inch Threaded Barrel and Magpul SL Stock RM400SDI16BR5FX

Sig Sauer

Sig Sauer RMCX556N16BIR MCX Spear LT 5.56 NATO Rifle with 16-Inch Barrel and Folding Stock

Smith & Wesson

Smith & Wesson M&P15 Sport II Rifle - 16-Inch Barrel, 223 Rem/5.56 NATO, Black Finish

Smith & Wesson LE

Smith & Wesson LE M&P15 Optic Ready Semi-Automatic Rifle - 16-inch Barrel, 30+1 Capacity, Black Armornite Finish

Aero Precision

Aero Precision M4E1 Pro Rifle 5.56 NATO with 16-inch Barrel - Black Anodized Aluminum Receiver

Sig Sauer

Sig Sauer MCX Spear LT 5.56 NATO Rifle with Folding Brace and 30-Round Capacity - Model PMCX556N11BIR

Springfield Armory

Springfield Armory SAINT Edge 5.56x45mm NATO AR-15 Rifle with 16-Inch Black Melonite Barrel and Adjustable Bravo Stock

FN

FN 36-100740 FN15 Guardian 5.56 NATO Rifle with 16-Inch Barrel and Collapsible Stock

Armalite

ArmaLite M153GN13CO M-15 Competition AR-15 Rifle in 223 Wylde with 16-Inch Barrel and Adjustable Stock

Armalite

ArmaLite M15TAC14 M-15 Tactical 5.56x45mm NATO Rifle with 14.5-inch Barrel and Magpul Collapsible Stock