The BT8390-WFK2 is a bracket designed to fix BT8390 mounting rails onto walls or poles for the installation of video walls and other multi-screen configurations. The sturdy 5mm thick plate is designed for installations using micro-adjustment pop-out or XL interface arms from the System X range.&lt;br /&gt;&lt;br /&gt;- Designed to allow BT8390 horizontal rails to be mounted to the wall&lt;br /&gt;- Can also be used for pole mounted video wall installations&lt;br /&gt;- Increased depth allows for an enhanced tilt range when using tilt arms&lt;br /&gt;- Countersunk screws sit flush with the plate for a neat installation&lt;br /&gt;- All mounting hardware included