Truss,Truss(StageLighting,stageLight)AluminumtrussLightingtrussCircletrussSize:300*300mm,200*200mm,400*400mm,500*600mm,520*760,Maintube:50*3mmBrace:25*2mm,30*2,30*3Length:0.5m,1m,2m,3m,4mItcanbestretchedto24mwithmaxload500-1500kg)