Springy Pen Holder for Monoprice Select Mini

# What is it?

This thing lets you mount a pen, marker, or drag knife to the Monoprice Select mini to plot, draw, engrave, or cut things. It adds another level of things you can make and do to your 3D printer.

# Tell me about it?

I saw Arpruss's cool springy pen holder, and wanted one. I originally remixed it to add the little mounting ears for the MPSM fan holder. Unfortunately that wasn't rigid enough. The Pen flopped around horribly. I redesigned it to fit snugly around the heat