Shop › BALLISTIC STAINLESS GAS TUBE CARB BALLISTIC STAINLESS GAS TUBE CARB $13.30 Ballistic Advantage Gas Tube, Carbine Length, Fits AR15, Stainless Steel, Silver BAPA100066 Quantity: Add To Cart Added! Ballistic Advantage Gas Tube, Carbine Length, Fits AR15, Stainless Steel, Silver BAPA100066