DIY Chicken Tractor. Building it yourself you can create the look you want! Each Chicken Tractor Bracket Kit includes; 8 Corner Plates, 12 Base Plates & Complete Set of Plans. Our Brackets are made out of 24 ga. Galvanized Steel. No Angled Cuts. Does not include lumber. With some 2 X 2's and small tools you can make it happen! Our Sample Chicken Tractor completed is the following size: 4' Wide X 8' Long X 2' Tall.