Tiger Rock AR-15 Rifle Length Gas Tube 15" Stainless Steel. Tiger Rock constructed these Rifle Gas Blocks from stainless steel to provide optimal heat and corrosion resistance as well as consistent gas flow. The Tiger Rock AR-10 Rifle Length Gas Tube is strict about meeting its intended use and aftermarket installation is easy and reliable due to its solid fittings. Make sure you use the right gas tube for your rifle build to ensure the best possible shooting experience. Equip this Tiger Rock AR-10 Rifle Length Gas Tube to get one for your collection today. Features of Tiger Rock AR-15 Rifle Length Gas Tube 15 in Length: 15.25" Stainless steel construction Strict Mil-Spec dimensions Fits: AR-15 & AR-10 Rifles Package Contents: Tiger Rock AR-15 Rifle Length Gas Tube 15 in Tiger Rock GTR: AR-15 Rifle Length Gas Tube 15" Stainless Steel