... 4.widely use for events Aluminum spigot corner truss 1.Made from aluminum material 6082-T62.Main ... / 760x910mm;3. Shape: Ladder truss, triangle truss, sqaure truss, round/circle truss, arc and anomalistic trussProject: tower truss system; with flat roof; with triangle ... hang lighting, tent, sound, LED screen and banner on the truss, suitable for displays, exhibitons, show, concert, performance, events ...