Had to buy another one for my new TV that is now 80"
This one I'm selling is 35" wide by 16" high x 20" deep
model PM-2130
Sells new for $199.99 plus tax at the Brick
https://www.thebrick.com/product/item/electronics/televisions-and-tv-accessories/tv-mounts/brick/sonax-adjustable-37-70-full-motion-flat-panel-tv-wall-mount-black/045