pitbldr - its 1.25 inch PVC piping, a garden hose connectors and more luck than judgement with the centering, the 90 degree bend puts the handle directly over the center of the lower unit
Walker450 - not sure what you want to know, Triplehead2go feeding top 3 monitors, 2nd output feeding lwr screen, mimo touchscreen in center - constructionwise, 16 gauge aluminium sheet, originally 1ftx4ft cut and bolted to 1.25 pvc piping around dash leaving hole in center for screen whish has industrial strenght velcro on bezel to inside edge of hole, with a strip across back to keep against desk and tube legs for support, MFCDs velcro'd to top pipe and ally surrounding MFCD output from A10 - gauges are Helios - if i remember tonight I'll post my monitor .lua