Can show no long-term experience, but the holder does until now a very stable Eindruch, the supplied dowels and screws provide a bombing halt in the brick wall and my 32 '' - television (Samsung) I could attach by screws without problems. Meets all my needs and can adjust well. The holder plate is advised me not quite perpendicular to the wall, but that can compensate you, as the TV-holder, therefore, a degree can be corrected depends on only one screw and.