SBR Uppers

Daniel Defense MK18 AR-15 Pistol Complete Upper Receiver 5.56mm NATO 10.3" Barrel Flat Dark Earth

Radian Weapons Model 1 Complete Upper Flat Dark Earth .223 Wylde 10.5 Barrel

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

Maxim Defense Industries PDX Complete Upper .300 AAC Blackout 5.5 Barrel

Sons of Liberty Gun Works M4-L89 Complete Upper 5.56 11.5 Threaded Barrel w/ L89 Rail

FightLite Industries MCR Mission Configurable Rifle Complete Upper 5.56 12.5 Threaded Barrel

Colt Firearms LE6933EPRII Complete Upper 5.56 11.5 Threaded Barrel

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

Faxon Duty Series AR-15 Barrel 5.56x45mm NATO 13.9" Gunner Contour 1:8" Twist Nitride

Faxon Duty Series AR-15 Barrel 5.56x45mm NATO 12.5" Gunner Contour 1:8" Twist Nitride

Ballistic Advantage AR-15 Barrel 300 AAC Blackout 8.3" Hanson Contour 1:7" Twist QPQ with Low Profile Gas Block

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

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

Daniel Defense MK18 AR-15 Pistol Complete Upper Receiver 5.56mm NATO 10.3" Barrel Black

Ballistic Advantage AR-15 8 Barrel .300 AAC Blackout

Ballistic Advantage AR-15 Barrel 5.56x45mm NATO 10.3" Government Contour 1:7" Twist Phosphate

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

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

Faxon Match Series AR-15 Barrel 300 AAC Blackout 6" Gunner Contour 1:5" Twist Nitride

Faxon Duty Series AR-10 Barrel 8.6 Blackout 12" Big Gunner Contour 1:3" Twist Nitride

Faxon Duty Series AR-15 Barrel 300 AAC Blackout 10.5" Gunner Contour 1:8" Twist Nitride

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

Daniel Defense DDM4v7 S AR-15 Complete Upper Receiver 5.56x45mm NATO 11.5" Barrel

Ballistic Advantage Modern Series Barrel .308 Win 12.5