DIAMONDBACK FIREARMS Barrel 223 Wylde 18 Mid Length Black Nitride

Faxon Firearms Mid-Length Button Rifled Gunner Barrel 5.56x45mm 16", Black

Ballistic Advantage Premium Barrel .308 Win 18", Black - Premium Quality and Consistent Accuracy - BABL308021PQ

Ballistic Advantage Performance Barrel 5.56x45mm 13.70", Black - Compact and Efficient Barrel - BABL556036F

GREAT LAKES FIREARMS AR15 M4 223 Wylde 16" 1:8" Twist 1/2X28 Barrel

TacFire AR-15 Carbine-Length Gas .223 / 5.56 1:8 Nitride Barrel - 14.5"

Faxon Firearms Mid-Length Button Rifled Pencil Barrel 5.56x45mm 16", Black

TacFire AR-15 Blow Back 9mm 1:10 4150 Chrome Moly Vanadium Barrel - 1/2x36 - 10.5"