Dee Zee combo tanks have the convenience of a utility chest connected to a liquid transfer tank. It is constructed of heavy gauge steel and is protected by texture black NRT (No Rust Technology) rust inhibitor powder coat finish. Its radius curve design eliminates key weld pressure points. Tanks feature stability baffles, lockable cap, 3/8 inch drainage plug and venting coupler. Tool box offers lockable storage with high quality stainless steel paddle handles and features gas shocks, hidden hinge, Alumaguard strengthening channel, closed cell foam gasket and self-adjusting strikers. Tanks are intended for private use (non-commercial). It is not designed for use as an auxiliary fuel system and not for use with gasoline. It does not meet title 49 of the United Stated Federal Registry governing transportation.