5.56x45mm NATO Upper Receivers

Sons of Liberty Gun Works SOLGW M4-L89 5.56mm 13.7" Broadsword Upper Rifle w/SF Compatible/ROTEX Mount M4-L89BS-13.7-SF

Sons of Liberty Gun Works SOLGW M4-L89 5.56mm 13.7"Bbl Broadsword Upper Rifle w/HUXWRX Mount M4-L89BS-13.7-XL

Sons of Liberty Gun Works SOLGW M4-L89 5.56mm 12.5"Bbl Broadsword Upper Pistol M4-L89BS-PISTOL-12.5

Sons of Liberty Gun Works SOLGW M4-L89 5.56mm 11.5"Bbl Broadsword Upper Pistol M4-L89BS-PISTOL-11.5

Sons of Liberty Gun Works SOLGW EXO3 5.56mm 13.9" No BCG/CH Upper Receiver w/SF Compatible/ROTEX Mount EXO3UPPER-13.7-556-SF

Sons of Liberty Gun Works SOLGW Patrol SL 5.56mm 13.9" No BCG/CH Upper Half w/SF Compatible/ROTEX Mount PATROLSLUPPER-13.9-556-SF

Sons of Liberty Gun Works SOLGW Patrol SL 5.56mm 11.5" No BCG/CH Upper Half w/HUXWRX Mount PATROLSLUPPER-13.9-556-XL

Sons of Liberty Gun Works SOLGW EXO3 5.56mm 13.9" No BCG/CH Upper Receiver w/HUXWRX Mount EXO3UPPER-13.7-556-XL

SOLGW M489UPPER14.5556NMD M4-89 UPPER 556 14.5

Sons of Liberty Gun Works SOLGW Patrol SL 5.56mm 13.9" No Muzzle Device, No BCG/CH Upper Half PATROLSLUPPER-13.9-556-NMD

Sons of Liberty Gun Works SOLGW M4-L89 Rifle, 14.5"Bbl 5.56mm, with ASR mount, Ranger Green M4-L89-14.5-ASR-RGA

Sons of Liberty Gun Works SOLGW M4-L89 Rifle, 14.5"Bbl 5.56mm, with Plan B Mount, Ranger Green M4-L89-14.5-PB-RGA

Sons of Liberty Gun Works SOLGW L89 SPR URG, 16" .223W, A2 Flash Hider, no BCG/CH M4L89UPPER-16SPR-223-SOLGW

Armalite M15 Tactical 5.56 NATO Upper Assy 14.5"

Armalite M15 Tactical Upper Assy 18" bbl UM15TAC18

Armalite M15 Tactical Upper Assy 16" bbl UM15TAC16

Armalite M15 3 Gun Upper Assy 18" bbl UM153GN18

Armalite M15 3 Gun Upper Assy 13.5" bbl UM153GN13

Armalite M15 Versital Sporting Rifle Upper 20" bbl UM15VSR

Sons of Liberty Gun Works SOLGW L89 5.56mm 14.5" No Muzzle Device No BCG/CH Upper Receiver M4L89UPPER-14.5-556-NMD

Sons of Liberty Gun Works AR-15 L89 Pinned and Welded Complete Upper Receiver 5.56x45mm 13.7" Barrel 13.75" L89 M-LOK Rail

HK MR556 UPPER RECEIVER KIT 9 MRS HANDGUARD

ANDERSON Complete sport upper 5.56 16" NO FA BCG or CH

ANDERSON 7.5" Complete Upper 5.56 Pistol No BCG / CH