223 Rem | 5.56 NATO

COLT

Colt LE6920 SOCOM 223 Rem | 5.56 NATO Rifle Semi-Auto 16.1" Heavy Barrel M4 CARB SOCOM 5.56MM 16"

BARRETT

Barrett Firearms REC7 Carbine 223 Rem | 5.56 NATO Rifle Semi-Auto 16" REC7 DI CARB 5.56 BLK 16" 30+1

DANIEL DEFENSE

Daniel Defense MK18 SBR 223 Rem | 5.56 NATO NFA - Short Barrel Rifle Semi-Auto 10.3" DDM4 MK18 5.56MM 10.3" BLACK 02-088-07327 | RISII RAIL