Dee Zee Combo Tanks - The convenience of a utility chest connected to a liquid transfer tank. Constructed of heavy duty .125 Brite-Tread aluminum. Radius curve design eliminates key weld pressure points. Aluminum is durable light weight and eliminates the worry of rust. Tanks feature stability baffles, 3/8 in. drainage plug. Tool box offers lockable storage with high quality stainless steel paddle handles and features gas shocks. Tanks are intended for private use (non-commercial). Not designed for use as an auxiliary fuel system. Not designed for use as an auxiliary fuel system. Does not meet title 49 of the United Stated Federal Registry governing transportation.