The Power-Loc system, however, is great - everything is secure and does not wobble, even if there are ever loaded a little stronger. I have some sets for about 6 months in use and everything still holds as the first day.
Even the residue-free removal works. For this purpose it is necessary to the glued portion of the bracket with a pair of pliers rotate something with and counter-clockwise until it dissolves. The adhesive residue can then use a cleaning sponge and scrub something.
Conclusion: For a rental apartment or if you do not want to drill the ideal choice.