... ,etc 4.wedding roof truss,lighting truss truss for hanging lighting detail: Truss Material: Aluminium6061-T6 or 6082- ... hang acoustics,speaker, lighting and so on.Features:Lighting truss hanging lights,loud speaker.Suitable for displays, exhibition, performance show ... ,stage lighting truss,bolts truss,spigot truss,aluminum stage,glass stage,protable stage,adjustable stage,chorus stage, assembly stage ...