.223 Rem | 5.56 NATO

Keltec

Kel-Tec SU-16BLK Sport Utility Rifle with 18.5 Inch Barrel, 5.56 NATO, Black Finish

Bushmaster

Bushmaster M4 Patrolman AR-15 Rifle with 16-Inch Barrel in Black, Part #0010011BLK

Daniel Defense

Daniel Defense DD4 RIII 16-inch 5.56 NATO Semi-Auto Rifle with FDE Finish and 10+1 Capacity

Diamondback Firearms

Diamondback DB1717K005 .223 DB15 Rifle with 16-Inch Barrel, Black, Magpul Carbine Stock and MOE Grip

Keltec

Kel-Tec RDB Defender 5.56x45mm NATO Rifle with Collapsible Stock and Ambidextrous Sights

Daniel Defense

Daniel Defense DDM4 V7 5.56 NATO Rifle with 16-inch Barrel and Rattlecan Cerakote Finish

Patriot Ordnance Factory (POF)

Patriot Ordnance Factory POF 01752 Minuteman Semi-Auto Rifle in 5.56 NATO with 16.5-inch Match Grade Barrel and M-Lok Handguard

Patriot Ordnance Factory (POF)

Patriot Ordnance Factory POF 02039 Renegade Plus 5.56 NATO Rifle with 13.75" Steel Threaded Barrel and MFT Minimalist Stock

Smith & Wesson LE

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

Hi-Point Firearms

Hi-Point HP15P-556M81 5.56 NATO Semi-Auto Rifle with Camouflage Finish and M-LOK Handguard

Aero Precision

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

Patriot Ordnance Factory (POF)

Patriot Ordnance Factory POF 01143 P-415 Edge Rifle in 5.56x45mm NATO with 16.5-inch Barrel and MFT Stock