Yup, the manual gives which size to use where. They provide a bunch of M1.6 bolts and nuts which need to be broken off to size. As far as I can tell most of the these black M1.6 bolts are used for the frame. Further down in the assembly they provide lots of different sizes and lengths.
Here a picture of the manual - you can see the numbers on the technical drawing in the first picture of my previous post: