5.56x45mm NATO Rifle Parts

American Tactical MilSport Complete Upper 5.56 / .223 Rem 7.5 Threaded Barrel

Geissele Automatics Geissele Super Duty 5.56mm 14.5" Heavy Bbl (.750 Journal) DDC Stripped Upper Receiver (No Charging Handle, Muzzle Device, or BCG)

Geissele AR-15 Super Duty MOD1 Complete Upper Receiver 5.56x45mm 16" HBAR Barrel M-LOK Desert Dirt

Geissele AR-15 Super Duty MOD1 Complete Upper Receiver 5.56x45mm 14.5" Pinned and Welded Heavy Barrel M-LOK Desert Dirt

Geissele AR-15 Super Duty MOD1 Complete Upper Receiver 5.56x45mm 14.5" Pinned and Welded Heavy Barrel M-LOK Black

Ar-15 Blem Super Duty Stripped Lowers - Ar-15 Blemished Super Duty Lower 5.56mm Od Green

Forward Controls Design Billet Lower Receiver - Fcd Ambi Billet Stripped Lower Receiver For Ar-15 Blk

FAB Defense MOJO Improved Magwell with Replaceable Grips Black

Guntec USA AR-15 Stripped Billet Upper Receiver Flat Dark Earth

KE ARMS LOWER PARTS KIT 223/5.56

Ar-15 Stripped Lower Recievers - Lone Star Stripped Lower Receiver Black

Broadsword Billet Lower Receiver - Broadsword Billet Stripped Ambi Lower Receiver For Ar-15 Blk

Ar-15 Stripped Lower Recievers - M4 Angry Patriot Stripped Lower Receiver Black

Broadsword Billet Receiver Set - Broadsword Billet Stripped Ambi Receiver Set For Ar-15 Black

Colt Firearms LE6920EPRII Complete Upper 5.56 16.1 Barrel

Colt Firearms LE6944PCK Frame 5.56 / .223 Rem 14.5 Threaded Barrel

PRI Mark 12 Mod 0 Gen II AR-15 Complete Upper Receiver 5.56x45mm NATO 18" Barrel 1:8" Twist Flat Dark Earth

PRI Mark 12 Mod 0 AR-15 Complete Upper Receiver 5.56x45mm NATO 18" Barrel 1:7" Twist Flat Dark Earth

Hexid Color Identification System - Hexid Color Identification System Red 2-Pk

Nosler SR-22 ALTiH Suppressor Gray

Sonicore Paradox OB .223 Rem / 5.56 1/2x28 Over Barrel Direct Thread

Ar-15 Billet Lower Receiver - Ar-15 Lower Receiver, Billett, Multi-Cal

FightLite Industries DFX Upper 5.56 16.25 Threaded Barrel

SCAR 16S 18-in Barrel Assembly