The wall mount can also swivel, pan, and extend a maximum of 20" from a wall. In case the mount is not perfectly level after installation, it can be rotated in either direction up to 6º. With the included adapter brackets, the VM400 supports TVs with VESA 400 x 300, 400 x 200, 300 x 300, 300 x 200 and 300 x 100 hole patterns. It can also be used with the LR1A in-wall box.