Big Green Egg Expansion Frame for Egg Modular gives you the flexibility to create your own outdoor kitchen tailored to your needs. This expansion frame allows you to customize your Egg display by fitting a variety of functional inserts, all compatible with the same shelf frames. Included with the frame is a connector pack featuring four levelers that can also accommodate optional 4-inch locking casters for added mobility. The lower shelf frame is constructed from durable steel, while the top frames and legs are made of aluminum, providing a combination that is both sturdy and resistant to rust. The frame stands 30.5 inches tall, with 12.5 inches of space between each shelf, ing ample room for your accessories and cooking essentials. Model Number: