In my Golf IV the narrowed somewhat hard on voltage to be brought frame, the lying surface for the dog / storage space for luggage, a very. Therefore, I have only the upper part, so the crossbar, must bind with cable ties to the headrests in order to achieve a stable 90% assurance.
Since you can but do not expect more for the price (good grid from 80, -USD) I'm quite satisfied.
Whether it would withstand the police control, I sadly can not say, no one has yet hingeguckt accurate.