Support a Vertical Tube or Scaffold Pole. 75mm Wheels for Easy Transportation. Ideal for Side Lighting. Four Holes Allow Permanent Installation. 50mm Receiver. Cut Out in Base for Compact Stacking for Transport or StorageReceiver: 50mm Dimensions: 600 x 600mm Weight: 17.6Kg. Tank Trap consisting of a 600mm square steel plate fitted with a 50mm receiver that features wing bolts to firmly secure aluminium or steel tubes in place. A cut out in the base allows compact stacking for transport and storage. Heavy duty 75mm wheels areÿfitted to one edge for ease of transportation.. tank trap