0.22 Linear rail system

As per my usual, insomnia proves to be my muse.

On the internet and occasionally in the TV news, there are articles regarding people manufacturing working firearms using 3D printers. Generally, I find this kind of a boring topic because it is a basic technology that has been around for a while. However, it struck me that the issue with using plastic for this field might simply need a paradigm shift in thinking for it to become a bit more useful compared to metals.

Thus, this simple track