Big Green Egg® Expansion CabinetAvailability varies by location. Check with your local store for current availability. Big Green Egg Modular Nest System allows you to create and customize your setup to fit your outdoor grilling needs. Expansion Cabinet comes with Connector Pack to secure to an Egg Frame. Add a single insert to customize cabinet top cooking space. Cabinet is water tight with one stainless steel shelf and plenty of storage space. Insert and casters sold separately.