Bravo Company Manufacturing Chrome Lined 5.56 AR-15 Carbine Tapered Barrel 11.5"

Faxon Firearms Carbine-Length Button Rifled Pencil Barrel w/Pinned Gas Block 5.56x45mm 10.50", Black

FN America AR-15 16" Barrel 556NATO 1:7 Twist Button Broached, Black - 20100039

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

TacFire AR-15 Carbine-Length Gas .223 / 5.56 1:8 Nitride Barrel - 16"

TacFire AR-15 Blow Back .45 ACP 1:16 4140 Chrome Moly Steel Barrel - 5/8x24 - 7.5"

DMA Inc. XTS AR-15 5.56 NATO 4150 CMV Barrel - Carbine - Government - 10.5" - 1:7

TacFire AR-15 Blow Back 9mm 1:10 4150 Chrome Moly Vanadium Barrel - 1/2x36 - 4.5"