Results for 5.56x45mm NATO Firearm Components

Aero Precision M4E1 Stripped Lower Receiver Flat Dark Earth 5.56 / .223 Rem

AERO PRECISION AR15 Complete Upper 16" 5.56 M4

LMT Defense MARS-L Stripped Lower 5.56 / .300 AAC Blackout

AMEND2 Mod-2 AR15 223/5.56 20rd Magazine FDE

FMK Firearms AR-1 Blue 5.56 NATO / .223 Rem Stripped Lower

Aero Precision AR-15 M4E1-E Barreled Upper Receiver 5.56x45mm NATO 14.5" Barrel 12.7" ATLAS R-ONE Handguard Black

AERO PRECISION M4E1 Threaded Complete Upper 16" 5.56 Barrel w/ 15" M-LOK ATLAS R-ONE Handguard - BLK

Franklin Armory Libertas AR-15 Built Complete Lower Receiver Anodized Olive Drab

Franklin Armory Libertas AR-15 Built Complete Lower Receiver Anodized Desert Tan

Spikes Tactical Pipe Hitters Union Joker Forged Stripped AR-15 Lower Aluminum

Spike's Tactical Spider AR-15 Stripped Lower Receiver Anodized Black/Red

Ghost Mother of All Baseplates +5 Rounds Fits Magpul Gen3 AR PMAGS

American Tactical AR-15 Magazine 5.56 / .300 AAC Blackout 10-Rounds

AMEND2 Mod-2 AR15 223/5.56 20rd Magazine Gray

Shield Arms PMAG Gen 3 +5 Magazine Extension Red

FMK Firearms AR-1 Lower Burnt Bronze

Q Sugar Weasel Complete Upper 5.56 13 Barrel

FN FN15 Stripped Lower Black 5.56

HEXMAG Shorty 5.56x45 OD Green Polymer 10rd AR-15

Aero Precision AR-15 M4E1 Barreled Upper Receiver 5.56x45mm NATO 16" Barrel Atlas S-One M-LOK Handguard Black

Ballistic Advantage AR-15 Barrel 5.56x45mm NATO 11.5" Hanson Contour 1:7" Twist Phosphate with Low Profile Gas Block

LanTac Raven Stripped Upper/Lower Receiver Set Multi-Cal

Odin Works OTR-15 .223 Remington AR Lower, Black - OW15ForgedLowerBLK

Fortis Manufacturing License Gen 2 Lower/Upper Set 5.56 NATO / .223 Rem