BusyFold Heavy Duty Display System - Apple GreenThe ultimate folding display system. Aluminium framing, interlocking gear hinge mechanism and a secure panel locking system make this a superb, robust and safe system. The upper set of panels lock securely onto the lower set, preventing them from toppling over, even when repositioning the display. The interlocking hinge prevents daylight showing between the panels. The rigid double sided panels are a generous 700 x 1000mm and are available in a choice