| The arm rests of the chair have come a bit loose. |
 | You want to tighten them. There is, however, a problem: The screws for tightening them sit nicely behind a steel bar. So you'd first have to detach the bar. But the bar is fixed with low quality hexagonal bolts, and you cannot open them many times because they sit very tight, you'll wear out the hexagon holes in the end. |