the parts are strictly AWM2 or FM. You can put together 16 parts. All can bee AWM2 or FM or You can merge the parts.
The first eight parts You can bring up directly to the board by splitting or layering them.
Only in earlier days it was posible to merge them in one part. One of this instruments is the SY99.
I hope it helps to understand how it works in Montage
All the best