Bear Creek Arsenal 5.56 AR-15 Barrel - Mid-Length - M4 - 16"

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

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

LaRue Tactical STEALTH .223 Wylde AR-15 Barrel - Mid-Length - Medium - 16"

TacFire AR-15 Blow Back 9mm 1:10 4150 Chrome Moly Vanadium Barrel - 1/2x36 - 16"

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

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

DMA Inc. XTS AR-15 5.56 NATO 4150 CMV Barrel - Carbine - Government - 16.5" - 1:8