.223 Rem | 5.56 NATO

LWRC

LWRCI IC-MKII 5.56 NATO Rifle with 14.7-inch Spiral Fluted Barrel and Ambidextrous Design

LWRC

LWRCI IC-MKII 5.56 NATO Rifle with 16.1-inch Spiral Fluted Barrel and Ambidextrous Design

LWRC

LWRCI ICDIR5ODG16ML 5.56 NATO AR-15 Rifle with 16.1-Inch Threaded Barrel and M-LOK Handguard

Bushmaster

Bushmaster QRC II 5.56x45mm NATO Carbine with 16-inch Barrel, Collapsible Stock, and Optic Ready - Model 0010017BLK

Bushmaster

Bushmaster QRC II Pro 5.56x45mm NATO Rifle with 16-Inch Threaded Barrel and B5 Bravo Stock

Bushmaster

Bushmaster QRC II Pro 5.56 NATO Rifle with 16-inch Threaded Barrel, Black Finish - Part Number 1010018BLK

Wilson Combat

Wilson Combat TRPC556BL Protector Carbine 5.56x45mm NATO with 16.25-Inch Barrel and Black Armor-Tuff Finish

Sig Sauer

Sig Sauer RM40016BROSER5X210 M400 5.56 NATO Rifle with 16-Inch Threaded Barrel and Magpul SL Stock

Ruger

Ruger AR-556 Part Number 8529 5.56x45mm Semi-Auto Rifle with 16.10" Threaded Heavy Barrel and Optic-Ready Design

Daniel Defense

Daniel Defense DDM4 MK12 SPR 5.56 NATO Rifle with 18-inch Barrel and SoftTouch Stock

Sig Sauer

Sig Sauer RM40016BTRDV2CA M400 5.56 NATO Rifle with 16-inch Threaded Barrel and Magpul MOE Stock

Smith & Wesson

Smith & Wesson M&P15 Model 13658 5.56 NATO / .223 Rem AR-15 Rifle with 7.5-inch Armornite Barrel, Fixed Arm Brace, and Optics Ready Design