Each set feeder and waterer has equipped 8* legs (4* long , 4* short),It can be changed according to the growth of the chicks. S-hook design, buckets can be hung on cages, walls, or the fences. Design of Intelligent Valve for Waterer Bowl,When water get slow the cup tilts up and valve opens.' When cup fill sit tilts down and shuts off the valve. With port lids, preventing mice and rodents from getting in. Holds 2.5 gallons water and 26 pounds of feed which will result in feeding much less often.