.223 Rem | 5.56 NATO

Keltec

Keltec RDB20 5.56mm Rifle with Green Synthetic Stock and Birdcage Flash Hider

Colt

Colt LE6920SOCOM M4 Carbine 5.56mm Rifle with MAGPUL MBUS Sights and 6-Position Collapsible Stock

Diamondback Firearms

Diamondback Firearms Carbon DB15 Rifle 16-Inch 5.56 NATO with M-LOK Rail and Magpul Stock

Diamondback Firearms

Diamondback Firearms DB171BK141 Carbon DB15 Rifle in 5.56 NATO with White Cerakote Finish and Magpul Stock

Daniel Defense

Daniel Defense DDM4 V7 5.56mm Rifle with 16-Inch Barrel and M-LOK Rail

Barrett Firearms

Barrett Firearms REC7 Carbine 5.56 NATO Rifle with Magpul MOE Stock

Diamondback Firearms

Diamondback Firearms DB1718K071 Carbon DB15 Rifle in 5.56 NATO with Midnight Bronze Cerakote Finish

Diamondback Firearms

Diamondback Firearms DB1717K132 Carbon DB15 Rifle in 5.56 NATO with Brown Cerakote Finish and Magpul Stock

Raptor Defense

Raptor Defense RD15 5.56mm Rifle with 16-Inch Barrel and LPVO Combo Pack

Colt

Colt M4 Carbine 5.56mm Midlength Rifle with M-LOK Forearm and Folding Stock

Q

Q Sugar Weasel Rifle 5.56 NATO with 16-Inch Barrel and Flat Dark Earth Finish

Zastava Arms USA

Zastava Arms USA PAP M90 5.56 NATO Semi-Auto Rifle with Collapsible Magpul Zhukov Stock