Sharpie_8Pen_Helix_holder

Update: Added 2 slot and 4 slot OPTIONAL extenders so you can make these as tall as you dare. :)

I decided to remix the Pen holder for 13.4mm and 8 Sharpie Pens (instead of 16). This should also fit the thin expo white board markers. Printed fine on my MP Prusa i3.

Suggested Print process:

Print the "DNA_Helix_Sharpie_Pen_Holder_13mm_BothParts02.stl" STL file
After print, remove two parts from print bed.
a. bottom of helix is outer print
b. top of helix is inner print.
Assemble with glue, or your favorite adhesive to make the bond permanent. (I used super glue).
Insert Pens and display.

Optional Extender Instructions: (For those with more pens and/or just want to go taller)
0. Print the original file "DNA_Helix_Sharpie_Pen_Holder_13mm_BothParts02"
1. Pick either the 2 or 4 slot extender design and print a pair for each level you want to add.
2. The 4 slot extender is going to be a challenging print. I suggest hairspray or glue stick or whatever trick you use to st