12 x 10-inch Pole or Unistrut® Utility Shelf With built in 2 position Power Receptacle and 1 Data Port. All Data Wiring is run via the Data Entry/Exit Port, allowing everything to be hidden. A Flexible Design with every inch of space useable in two different versions: Attachment to a 1-1/2" Pole or to Unistrut® making it very easy to incorporate into any installation.