I can only agree with Harry Callahan and Versohn, he has brought it to the point. I also needed a few minutes to the carrier on the coupling ball set and afterwards make the initial assembly of the two wheels. This is simply a must and you have to make it so only once. I also have another two cable ties mounted so that the cable could not jam somewhere. Trifles. I have looked at different carrier for AHK, and the corresponding videos on YouTube, the best in handling and weight gave me the "Thule 920000 Thule bike carrier EuroWay G2 920" liked what I then bought here on Amazon. I'm with the carrier for half a year on the road and would buy it to me immediately. Convinced me the quality u. Processing, simple handling, quick installation and the usual speedy delivery from Amazon. Absolute Kaufenpfehlung. 5 stars