... : drinking water, feeding trough, cage frame(cage leg), PVC pipe, clip, each row cage has 3 water tank. (1) electro galvanized ... trough, with strong pressure resist and heat-resistantother accessaries: pipe, clip ,plier ,water nozzle auto water tank ,good quality& Very easy ... (factory)electro galvanized/hot dipped/PVC coated egg chicken laying battery cage chicken cage Europe standard 3 tier or 4 layer ...