... tier ,4 chickens per nest4).2.15meters length,120chickens per setsize of cage:2.15meters*62cm*(38cm*32cm); nest ... 40cm**(38cm*32cm)a complete set of cage size: length:2.15m, span:2.2m,height:1.5m5 cages on ... each tier ,4chickens per nest4).2.44meter length,size of cage:2.44meters*62cm*(40cm*35cm); nest size: ... 40cm**(40cm*35cm)a complete set of cage size: length:2.44m, span:2.2m,height:1.6m5 cages on ...