The VWA-01 aluminium extension bar, WMA-04 wall bracket and VWA-05 connecting pin provide the installation of video wall with convenience. For weak or uneven walls, the extension bar offers to create a perfect flat mounting surface with an additional strong construction. For multi-display mounting in one line, applying the extension bars with connecting pins, wall bracket, and additional VWM-01 and VWM-02 mounting arms allows to approach horizontal alignment effortlessly and thus enhance a quick and easy installation.