Tether Tools Rock Solid VESA Adapter Plate 200×200

The Large VESA to 5/8″ Receptacle allows small, medium, and large VESA
compatible monitors to be mounted on standard grip equipment via its 5/8″
receptacle or 1/4″-20 and 3/8″-16 female threaded tap-ins. It has two 5/8″
receptacles allowing you to mount monitors from below or from the back.
The Large VESA to 5/8″ Receptacle works well with a variety of industry standard
light stands, as well as the 9.Solutions El-Bo Arm (sold separately) that allows
you to easily reposition the monitor.

It can accommodate monitors with the following mounting pattern 75×75,100×100,
100×200, and 200x200mm.