Yes. In general making parts is complex (this tutorial will indicate how complex)
it usually convinces people to not try . As a result it is easier to convince one of us that can make parts to do so if you only need a small number of parts. A google search of the form “fritzing part 3296W pot” (which is the best way to find available parts) indicates the part you want is available here:
There doesn’t appear to be a AM312 part so here is one
I assume you are aware the the FC-51 line sensor shown in your image is available in core parts?
A donation to support development on the download page is my usual request, the paper work isn’t worth it to me for parts supporting development helps us all.