Results for 223 Remington UPPERS

HK MR556 A4 AR-15 Complete Upper Receiver 5.56x45mm NATO 11" Barrel

HK MR556 A4 AR-15 Complete Upper Receiver 5.56x45mm NATO 16.5" Barrel

Rock River Arms AR-15 Complete Upper Receiver 5.56x45mm NATO 16" Barrel

Spike s Tactical 16-inch AR-15 Complete Upper 5.56 NATO M4 LE with 9-inch Rail

Lbe Unlimited Ar75rbk Ready Build Kit 7.5 Chf Barrel

Lbe Unlimited Ar145rbk 14.5 Upper Build Kit 223 Remington Chf Barrel

Lbe Unlimited Ar125rbk 12.5in CHF Barrel 223 Rem Pistol Length Upper Build Kit

Lbe Unlimited Ar137rbk Upper Build Kit 223 Remington

Spikes Tactical ST-15 Enhanced Mid-Length Complete Upper 5.56 / .223 Rem 16-inch CHF

Luth-AR A2 Carry Handle Style Stripped Upper Receiver w/A2 Rear Sight Cut, Black

Luth-AR A2 Carry Handle Style Assembled Upper Receiver w/A2 Rear Sight Cut, Black

Colt LE6933EPRII-PRO 5.56mm 16.1" Bbl Matte Black Metal MBUS Sights Surefire Muzzle Device Upper Receiver Conversion Kit LE6933-EPRII-PRO-SF3-CK

Colt LE6933EPRII-PRO 5.56mm 11.5" Bbl Matte Black Metal MBUS Sights HuxWerks Muzzle Device Upper Receiver Conversion Kit LE6933-EPRII-PRO-HUX-CK

Colt LE6933EPRII-SF3-CK 5.56mm 11.5" Bbl Matte Black MBUS Sights Surefire Muzzle Device Upper Receiver Conversion Kit LE6933-EPRII-SF3-CK

Colt LE6933EPRII-HUX-CK 5.56mm 11.5" Bbl Matte Black MBUS Sights Hux Werks Muzzle Device Upper Receiver Conversion Kit LE6933-EPRII-HUX-CK