Are you familiar with 3d printers at all, if you can design and write new codes you should be able to make any part you would need correct? I'm not to familiar with these, but I am decent at writing code and highly skilled in AutoCad.genxweb said:The code for it is available for download. You need a 3d printer to print it as maker bot no longer will allow you to print any gun parts.
code is here: http://defensedistributed.com/ v4 of the code I think has been the best so far. you will still need to by the springs but they are available on brownells website.