... 4ft oncert stage,Aluminium glass stage for concert For the tempered glass is a bit heavy, the standard model glass stage( 4ft*4ft ... move ,collapsible & flexible ,heavy load capacityThe glass stage is widely used as hotel stage ,wedding stage ,temporary live concert ,outdoor concert ,products ... be made by 18mm plywood,18mm organic glass, toughened glass3.Stage framework:50*5mm4.Connecting Arm:50*2mm5. ...