Shop › BALLISTIC MELONITE GAS TUBE CARB BALLISTIC MELONITE GAS TUBE CARB $14.25 Ballistic Advantage Gas Tube, Carbine Length, Fits AR15, Melonite Finish, Black BAPA100010 Quantity: Add To Cart Added! Ballistic Advantage Gas Tube, Carbine Length, Fits AR15, Melonite Finish, Black BAPA100010