5.56x45mm NATO SBR Barrels & Upper Receivers

Ballistic Advantage Modern Series 5.56 NATO 13.7 Barrel

Daniel Defense AR-15 Barrel 5.56x45mm NATO 10.3" Government Contour 1:7" Twist Matte with Low Profile Gas Block

Daniel Defense AR-15 Barrel 5.56x45mm NATO 14.5" Lightweight Contour 1:7" Twist Mil-Spec Heavy Phosphate Mid Length Gas Port

Rosco K9 Sauce Pack 5.56 12.5 Threaded Barrel

FightLite Industries MCR Dual Feed Upper 5.56 12.5 Barrel

Ballistic Advantage AR-15 Barrel 5.56x45mm NATO 14.5" Hanson Contour 1:7" Twist Phosphate with Low Profile Gas Block

Ballistic Advantage AR-15 Barrel 5.56x45mm NATO 13.9" Government Contour 1:7" Twist QPQ

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

Rosco Husky AR Barrel Chrome 5.56 10.3 Lined Threaded Barrel

Rosco Husky Barrel Chrome 5.56 12.5 Barrel

Rosco Husky AR Barrel Chrome 5.56 11.5 Threaded Barrel Carbine Length

Noveske Afghan Match AR-15 Barrel 5.56x45mm NATO 14.5" Medium Contour 1:7" Twist Bead Blasted Satin Grey

Rosco Bloodline 11.5" Barrel, 5.56x45mm - SPBL115556BCGGTCNGB001

Rosco Husky Barrel Chrome 5.56 14.5 Threaded Barrel

Daniel Defense AR-15 Barrel 5.56x45mm NATO 12.5" Government Contour 1:7" Twist Mil-Spec Heavy Phosphate

Ballistic Advantage Performance Series AR15 Barrel 5.56 13.7 Barrel

Rosco K9 Sauce Pack 5.56 11.5 Barrel Parts Kit

BA Products Modern Series Barrel Black 14.5-inch

Sons of Liberty Gun Works Liberty Fighting AR-15 Barrel 5.56x45mm NATO 14.5" Medium Contour 1:7" Twist

Colt AR-15 Pistol Complete Upper Receiver 5.56x45mm NATO 14.5" Barrel CMR M-LOK Handguard

Noveske Commando 5.56x45mm NATO AR-15 Barrel 11.5" Mid-Length .750 Gas Block Stainless Steel

LBE Unlimited Cold Hammer Forged Barrel 5.56 13.7 Threaded Barrel Mid-Length for AR-15

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

Geissele CHF AR-15 Barrel 5.56x45mm NATO 13.9" Geissele Contour 1:7" Twist Manganese Phosphate