Minimalist Quick Install Filament Box Outlet

Update :: 2018.01.05 - I build a more complicated angled feed version.
at https://www.thingiverse.com/thing:2747899

Original Post :
When I built my Filament Dry Box, I came across several options on the filament guide out of the box, and they seem to be over complicated took a long time to install.

So I designed a simpler one that just required an insert and a lock ring to screw on.

The minimal you need is the lockring and the insert to print a working model. Drill a 10mm hole and