... ,spigot truss, 2,different size 3,light truss,stage truss,build truss 4,long history factory,good credit Material size details ... : 150*150mm,200 * 200mm,300*300mm, 350*350mm,400*400mm ,300*400mm,450*450mm,500*600mm, 520*760mm,600 ... remove and moveable aluminium spigot truss,bolit turss,lighting truss,LED truss,screen truss.