... 3layer*4doors,4layer*4doors 2.Material:Galvanized iron wire 3.Advantage:Can automatically ... 20 countries and regions.1,pigeon cage material : galvanized wire 2, pigeon cage size :200*55*170mm , ... 200*60*170mm ,200*65*150mm and so on3, pigeon cage ... hole ,sand cup4 , usage :as the pigeon breeding cage by breeding industrial5, packing : by plastic film , ...