Results for 5.56x45mm NATO Complete Uppers

M4e1 Upper Receivers Complete Threaded 5.56mm - M4e1 5.56 Assembled Upper Govt 18'''' Bbl Rifle Threaded Black

AERO PRECISION M4E1 Complete Upper w/ Threaded 10.5" 5.56 Barrel, ATLAS S-ONE Handguard | Black

Mk16 Super Duty Complete Upper Receivers 5.56mm - Mk16 16'''' Super Duty Upper Chf Bbl, Ach, Nano Fh/Bcg Odg

Ar-15 Super Duty Nano Complete Upper Receivers 5.56mm - Ar-15 10.3 Super Duty Nano Complete Upper Receiver Ddc

AERO PRECISION M4E1-T 5.56 NATO 11.5" Complete Upper Receiver | Black

Luth-AR 11.50" Classic Upper 5.56x45mm 1:7 Carbine-Length w/BCG&CH, Black

VKTR Industries 13.7in VK-1 Complete AR-15 Upper w/ SOLGW Nox Muzzle Device Cerakote Armor Black

Geissele AR-15 Super Duty MOD1 Complete Upper Receiver 5.56x45mm 16" Heavy Barrel .750 Gas Block M-LOK Black

Noveske N4 Recon AR-15 Complete Upper Receiver 5.56x45mm NATO 16" Barrel Black

Noveske Upper Complete 4Th Gen N4 5.56 14.5 Afghan SS BLK Cerakote NSR-13.5 (M-LOK) Love Handle C.H. Long Pig Pen Fh 1/2X28 (Pinned)

Noveske AR-15 N4 Shorty Upper Reciever Assembly 5.56x45mm 10.5" Barrel NSR-9.75 M-LOK Handguard Black

Aero Precision AR-15 M4E1-T Barreled Upper Receiver 5.56x45mm NATO 16" Barrel Mid-Length Kodiak Brown

Aero Precision M4E1-T SM10.3 5 Complete Upper 5.56 x 45 12.5inch Government Carbine 1-7 Twist 1/2 x 28 Thread Anodized Black

Aero Precision M4E1 AR15 5.56mm 8in M-LOK Threaded Upper Receiver Pistol Length 1-7 Twist 1/2x28 A2 Flash Hider 7.3in M-LOK R-ONE Handguard Anodized

Aero Precision M4E1 AR15 5.56mm 8in M-LOK Threaded Upper Receiver Pistol Length 1-7 Twist 1/2x28 A2 Flash Hider 7.3in M-LOK S-ONE Handguard Anodized

Aero Precision M4E1 15in ATLAS S-ONE M-LOK Complete Upper 16in 5.56 HBAR CMV Mid-Length Barrel Anodized Black

Aero Precision AR15 Complete Upper 16in 5.56 Mid-Length Barrel w/ Pinned FSB M4 Handguard Includes BCG & CH Anodized Black

Aero Precision AR-15 Barreled Upper Receiver 5.56x45mm NATO 10.5" Barrel MOE Carbine Handguard Flat Dark Earth

Aero Precision AR-15 Complete Upper Receiver 5.56 Carbine Length 16 inch Barrel w/Pinned FSB Magpul MOE Handguard A2 Flash Hider FDE Cerakote

Aero Precision AR-15 Complete Upper Receiver 5.56 Mid-Length 16 inch Barrel w/Pinned FSB Magpul MOE Handguard A2 Flash Hider Anodized Black

Aero Precision AR-15 Complete Upper Receiver 5.56 Mid-Length 16 inch Barrel w/Pinned FSB Magpul MOE Handguard A2 Flash Hider FDE Cerakote

Aero Precision AR-15 Barreled Upper Receiver 5.56x45mm NATO 20" Barrel MOE Handguard Black

Aero Precision M4E1-E Complete Upper 14.5in 5.56 M4 Carbine Barrel EM-12 Handguard Gen 2 Anodized Black

Aero Precision M4E1 Threaded 5.56mm Complete Upper Receiver 16in Mid Length Pencil Barrel 1-7 Twist A2 Flash Hider ATLAS R-ONE Handguard Black