Chainprintable CableChain - Fully Parametric

I saw a lot of cable chains..
But not one of them i found to print was printable in once.
Also i thought, it would be good to have different sizes etc.

So i tried to make a OpenSCAD script for this.
Just for fun.

I printed some parts, for testing. It works as designed.
Have fun with this.

Here are the scad and stl files.
If someone likes to give it a shot.

#####Settings in Script
The following stuff can be changed:
// chain parts to connect and print - 8
// Total Le