7’ square inside. 7 1/2’ square outside. 14 3/4” spacing between bars. 20” sheet metal on sides. Built from 2 3/8 oilfield pipe and 1 1/4 by 11ga round tube and 14 ga sheet metal. Call 785-346-2561 or 785-346-6063 or 785-346-6404. Thank you for looking.