I've been using the roof box for several years and now wanted to give the best finally after extensive use my experiences. The roof box is to the required roof racks easy to install. I opted for the temple, which are placed outside under the roof beams and bolted inside. There is also the possibility, with the corresponding screws in the Dachträgernuten (if any) are inserted and screwed to the box to attach the roof box. That seemed but very daring. The strap made but to be more stable. The volume is also quite generous. In addition to a bulging duffel bag I get plenty of other things under (a second duffel bag is loose inside). The max. Speed, the lt. Manufacturer is permitted with the mounted box, located at 130 Km / h. However, it also holds out a little more). The road noise kept within limits. The roof box can be closed. The locking system is sufficient to prevent the box from opening while driving and make it more difficult at least one theft. The box opens to the left (seen in travel direction), so that loading can take place safely by walk from. ... Small but nice.