Results for 5.56x45mm NATO SBR Uppers

Noveske EXTRA THICC Commando 5.56x45mm NATO AR-15 Barrel 11.5" DDF Contour Mid-Length .9375 Gas Block Stainless Steel with Headspaced Bolt

Noveske Afghan Barrel Silver 5.56 14.5 Threaded Barrel

Noveske OG Barrel Silver 5.56 12.5 Threaded Barrel Mid Length

Luth-ar BL-F14-7C 5.56mm 14.50 Chrome Lined Manganese Phosphate CMV

Sons of Liberty Gun Works East India Starter Kit AR-15 5.56x45mm NATO Upper Receiver 11.5in 1/2x28 Black

Sons of Liberty Gun Works P3 Fighting 5.56mm 14.5" 5/8x24 Muzzle Thread Midlength P3 Med Contour Chrome Lined/Phosphate Barrel 145-P3FB-556CL

Sons of Liberty Gun Works P3 Fighting 5.56mm 11.5" 5/8x24 Muzzle Thread Carbine P3 Med Contour Chrome Lined/Phosphate Barrel 115-P3FB-556CL

Sons of Liberty Gun Works M4-L89 5.56mm 12.5" Bbl Car Gas L89 Rail A2FH Liberty Fighting Bbl & Mil-Spec Upper Receiver U-M4L89-556-125-A2

Colt LE6933EPRII-PRO 5.56mm 11.5" Bbl Sights Matte Black Upper Receiver Conversion Kit LE6933-EPRII-PRO-CK

Noveske EXTRA THICC Afghan 5.56x45mm NATO AR-15 Barrel 14.5" DDF Contour Mid-Length .9375 Gas Block Stainless Steel with Headspaced Bolt

CMC Triggers AR-15 Tactical Short 5.56 Nato Threaded AR Barrel w/Gas Block/Gas Tube 11.5in 1-7 Twist Carbine Length 1/2x28 TPI Nitride Black Medium

Sons of Liberty Gun Works East India Starter Kit AR-15 5.56x45mm NATO Upper Receiver 13.7in 1/2x28 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

Luth-AR M4 Government Barrel 5.56 14.5 Threaded Barrel

CMC AR15 Barrels

CMC AR15 Barrels