Price 2019 - Plastic Trough, Little giant plastic housing trough-o-matic stock tank, There was a problem adding this item to cart. please try again later.. Amazon.com : ware manufacturing chicken feeder trough, Ware manufacturing's medium sized chicken feeder trough is the best choice for feeding your flock of chickens. this chicken trough is made out of sturdy galvanized steel that is tough enough last the harshest weather conditions.. Manger - wikipedia, A manger, or feeding trough, is a structure or feeder used to hold food for animals. the word comes from the french manger (meaning "to eat"), from latin mandere (meaning "to chew"). the feeding trough is a rectangular boxlike receptacle generally made of either wood, or stone, or metal, sometimes of plastic..