The wall bracket is attached after some effort and work. Dowels and screws are not 100% conditioned optimally, have the screw ST6.3x55 WD turned the screw, the Phillips screw is not suitable for the power absorption when turning. The anchor wedged not good in a concrete wall, turning at the last forceful rotations with. In this high-quality wall mount, you should use the plugs and screws also quality. The transition to the hardware store (Fischer plugs) is vorprogramiert. Attaching a 42 "monitor to the fortified wall mount is unable to cope alone, but had help. MfG Schu Hans