Results for 556NATO SBR Barrels & Upper Receivers

Ballistic Advantage Modern Series Government Profile AR15 Barrel 5.56 11.5 Barrel

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

Colt AR-15 Pistol Complete Upper Receiver 5.56x45mm NATO 14.5" Barrel

Ballistic Advantage AR-15 Barrel 5.56x45mm NATO 10.5" Government Contour 1:7" Twist QPQ

Rosco Manufacturing Bloodline AR-15 Barrel 5.56x45mm NATO 12.5" M4 Contour 1:7" Twist Black Nitride

Ballistic Advantage Modern Series 5.56 NATO 12.5 Barrel for AR-15

Colt AR-15 Pistol Complete Upper Receiver 5.56x45mm NATO 11.5" Barrel

Geissele AR-15 Super Duty MOD1 Complete Upper Receiver 5.56x45mm 12.5" Cold Hammer Forged Barrel M-LOK DDC

Rosco Manufacturing Bloodline AR-15 Barrel 5.56x45mm NATO 14.5" M4 Contour 1:7" Twist Black Nitride

Geissele Automatics Super Duty MOD1 5.56 12.5 Barrel w/ HuxWrx Flash Hider

Ballistic Advantage AR-15 Barrel 5.56x45mm NATO 14.5" Government Contour 1:7" Twist QPQ

BATTLE ARMS Workhorse Upper Recv 5.56 10.5" AR-15 Black

Faxon Duty Series AR-15 Barrel 5.56x45mm NATO 10.5" SOCOM Contour 1:8" Twist Black Nitride

Battle Arms Workhorse AR-15 Pistol Barreled Upper Receiver 5.56x45mm NATO 9.5" Barrel

BA Products Modern Series Barrel Black 14.5-inch

Faxon Duty Series Gunner AR-15 Barrel 5.56x45mm NATO 11.5" Gunner Contour 1:8" Twist QPQ Black

Sons of Liberty Gun Works Liberty Fighting AR-15 Barrel 5.56x45mm NATO 11.5" Medium Contour 1:7" Twist

BATTLE ARMS Workhorse Upper Recv 5.56 10.5" AR-15 Black

Ballistic Advantage Modern Series 5.56 NATO 13.7 Barrel

Maxim Defense PDX AR-15 Complete Upper Receiver 5.56x45mm 5.5" Barrel Black

LBE UNLIMITED Cold Hammer Forged Bbl 5.56 7.5" Pistol AR-15 Blk

Sons of Liberty Gun Works SOLGW M4-L89 Broadsword 5.56mm 14.5" No BCG/CH Upper Receiver w/HUXWRX Mount M4L89BSUPPER-14.5-556-HUX

Maxim Defense PDX AR-15 Complete Upper Receiver 5.56x45mm 5.5" Barrel Arid

FIGHT MCR MIL DF UPR 556 MLOK 12.5"