TacFire Pinned Carbine Gas Tube w/ .750 Gas Block Black Small. . Established using some of the very most heavy duty and dependable substances in existence these AR Gas Tubes from TacFire will present you with an item which will give many years of stability. TacFire has been making top quality merchandise for a number of years and the TacFire Pinned Carbine Gas Tube is their manner of revealing exactly how much they are concerned. At OpticsPlanet we ensure that it is our responsibility to receive the perfect solution for all your requirements and exhibiting the TacFire Pinned Carbine Gas Tube is a thing that we're delighted to offer. Specifications for TacFire Pinned Carbine Gas Tube: Manufacturer: TacFire Color: Black Package Contents: TacFire Pinned Carbine Gas Tube TacFire MAR008-750GB: Pinned Carbine Gas Tube w/ .750 Gas Block Black Small