This stackable battery includes one brooder, two Grow-Off units, and Base Stand with swivel castors. The battery is constructed of heavy gauge aluminum for a lifetime of use. Grow-Off units measure a large 36" x 36" x 16 1/2" (15" head room). All three units include removable droppings pan, integrated adjustable feeders, front and rear sliding doors; the same as the Poultry and Game Bird Brooder above. You can start 50 chicks in the brooder and then after 2 weeks move 25 to each of the Grow-Off units until 6 weeks of age. ITEMS MAY TAKE 2 MONTHS FOR DELIVERY.