For 30 to 50 hens or broilers. Holds up to 40 lbs. of feed. Made of galvanized steel construction with rolled edges for safety. Adjustable to control feed depth or feed size. Can be used as a hanging or standalone feeder. Height 21 1/2" and 16 in. in diameter. Trough 3 in. deep and 3 in. wide. Lid can be purchased separately. Lid will only work when the feeder is used hanging.