Sorry, I’m not aware that they are available commercially. The four vendors who offer kits and parts are:
Another possibility is that you could take the files from the Community Garden and submit them to a company that prints and ships. I have never done this myself, so I can’t say who those companies are, but I bet someone else around here could recommend.
Yet another possibility is to take the files to your local makerspace and use their equipment to print them yourself. Some makerspaces are free to use and only charge for materials.
Finally, I should note that the Maslow Forums are public. You don’t even need an account to browse them. So there’s a good chance if you leave your email address in the messages above a host of web-crawling spam-bots will get it. I recommend editing out your email address and only send that kind of information via private message.
Good luck!