Build your outdoor kitchen one step at a time with the Big Green Egg Modular Nest System! Start with an EGG Frame, then add to your custom EGG setup with Expansion Frames and a variety of beautiful and functional inserts. The inserts are standardized; all inserts fit all frame openings. You won’t believe all of the possibilities! EGG Frame Includes one EGG Frame, stainless steel grid insert and tool hook 4 levelers included, legs also accept optional 4 in locking casters Lower shelf frame made of steel, which provides racking and sheer resistance Aluminum top frame and legs – if the powder coating scratches the frame remains rust free