The supported VESA types are:

75 x 75 mm, 100 x 100 mm, 300 x 300 mm, 600 x 400 mm, 200 x 200 mm, 400 x 400 mm, 400 x 200 mm, 400 x 300 mm, 300 x 200 mm, 50 x 50 mm.

I used it to mount my LG OLED65B9 on the wall without any problems.