Easily Stackable Always struggled with those old homemade ones, don’t know how to stack them or transport them! Here's a great solution Still strong and Heavy! just like your old Ballet Stands! Why not sell off your old ones and get these great new ones? Other 2 wheeled and 4 wheeled versions also available, makes them easy to move without de-rigging them! Provides the means to support a vertical Tube or Scaffold Pole to fly luminaires etc... Ideal for side lighting. Consists of a 600mm (2ft) square steel plate, with 50 mm (2”) receiver. Wing knobs grips 48 - 51mm aluminium or scaffold poles. There is a cut out in the base to allow compact stacking for transport and storage! Size: 600 x 600mm Receiver: 48 - 51mm Weight: 16.14 Kg