The Broil King® Crown™ 520 Shadow features a durable Therma-Cast™ aluminum cookbox, 5 stainless steel Dual-Tube™ burners, stainless steel Flav-R-Wave™ cooking system, and electronic ignition. All Crown 500 Series models include heavy-duty 3-position cast iron cooking grids, black drop-down side shelves with tool hooks, and an enclosed black cabinet base with rust-resistant zinc-coated steel components.