Automatic Chicken Chook Poultry Feeder 10.3 lbs of Feed Aluminum Auto Treadle Self Opening Container Size 22"L x 14.1"W x 7.2"H

Easy to assemble but the instructions were very vague as it seems to miss a step or two.It would be a good idea to mount the feeder on a piece of plywood to keep it from tipping over.