As you have already read in the article ‘How to set up your sex doll’, assembling a sex doll is actually very simple. The only steps you should follow are:
Most models today are equipped with a quick-release coupling. In this video, we explain how to place the head on the body with this clutch
In some cases, the quick-release coupling is set a little too easily. In these cases, you can tighten the clutch slightly with an Allen key. This hexagon socket is located on the side.
It is correct that there is a thread on one side of the coupling and a quick coupling on the other. In the video accompanying this article, we explain how to assemble the head correctly.