Truss For Line Array Towers aluminum truss AT-1AT-1 the?line array speaker truss are specially used as a support of line array speakers .It is made of Aluminum Spigot Truss, Square 290mm*290mm/50*3mm/20*2mm and with a loading capacity of 600kg .And a maximum lifting height of 7m? ower Feature:Modular?Design?For?Fast?AssemblyEasy?Transport6082-T6?Aluminum?ConstructionAdjustable?Leveling?PadsTower?Hinged?For?Easy?LoadingWorks?With?Many?Popular?Array?Designs?Technical Specifications:Max.?Overall?height??7m(Other?Heights?optional)Max.lifting?height7mMax.Loading?capacity600kgMax?surface?load?front??4m?sqmMax.surface?load?side??2?sqm?Max?windspeed??20m/s?