There is your first problem 
These things aren’t plug and play 
This is the one I have just acquired which is an entry-level but competent and upgradeable printer
You could design the part and ask someone to print it for you
There is your first problem
These things aren’t plug and play
This is the one I have just acquired which is an entry-level but competent and upgradeable printer
You could design the part and ask someone to print it for you