Results for 5.56x45mm NATO AR Rifles

Colt LE6920 5.56 M4 Upper Receiver Assembly - No HG's

Colt LE6945 CQB 5.56 Monolithic Upper Receiver Assembly

Colt IAR 6940 M4 Commando 5.56 Rifle

Colt LE6933-EPR 5.56 M4 Commando Upper Receiver Assembly

Colt LE6930 R0921CQB 5.56 M4 Upper Receiver Assembly

Colt LE6933 5.56 M4 Commando Upper Receiver Assembly

TAVOR SAR RS (REGULATED STATE) FLAT DARK EARTH $$SPECIAL PRICE$$

Daniel Defense DDM4 V11 5.56 PD Trade Rifle

Rock River Arms LAR-15 5.56 LEO Trade Rifle

Rock River Arms LAR-15M 5.56 PD Trade Rifle - HBAR

Colt SCW Carbine 5.56 M4 Rifle - Diemaco HBAR Upper

Colt SCW Carbine 5.56 M4 Rifle - PD Trade

Green Mountain 5.56 AR-15 Barrel 16" M4 Phosphate

Cloak Industries MFR 56 Belt-Fed Dual-Feed 16" Quick-Change AR-15 Upper - FDE

NBS 16" Slick Side Billet 5.56 416R Stainless Midlength 1:7 M-LOK Complete Upper

Anderson Manufacturing AM-15 Stripped Lower Receiver - Open - Fight Fight Fight

Anderson Manufacturing AM-15 M4 Optic Ready 5.56 NATO 16" Semi-Auto - Black

Anderson Manufacturing AM-15 Utility 16" 5.56mm Semi-Automatic HBAR 10RD Rifle

10.3 Carbine 5.56 Government M-LOK Upper Assembly

Dirty Bird 16" 5.56 Midlength M-LOK CAR CA Compliant Recce Rifle w/ Vortex SPARC Red Dot - Black

Anderson Compmag 5.56 M-LOK AR-15 Rifle w/ Red Dot Sight

NBS 16 5.56 Black Nitride Carbine M-LOK Government Upper Assembly

16 5.56 Phosphate Carbine M-LOK Heavy Upper Assembly

20 5.56 Phosphate + Chrome-Lined Rifle M-LOK Heavy Upper Assembly