The adapter plate allows a VESA-compatible flat panel monitor, television, or other device to be connected to the mount of your choice, including (devices sold separately):
Mounts
Mount arms
Double socket arms
Holders
 
This unique adapter plate measures 92mm (3.625") square and includes VESA 75 (75mm x 75mm) as well as other pre-drilled patterns. The 38mm rubber ball is positioned off center for ease of use.
 
Use with Arkon's 38mm ball compatible Robust shafts or RAM Mounts Size C double socket arms. The plate is made of powder-coated marine-grade aluminum for durability and reliability in the most demanding environments.