Slimmer String "Climbing" Christmas Tree

Slimmer String "Climbing" Christmas Tree is based on this thing: [https://www.thingiverse.com/thing:1858628](https://www.thingiverse.com/thing:1858628 "thing").

My mother found the aforementioned thing and wanted me to print a couple for my nieces. I liked it but decided to tinker with it.

Changes made:
* Made the tree slimmer.
* Made the tree split in 1/2 instead of using a cover on one end.
* Made the Star topper more 3D-ish.
* Changed the orientation of the climbing mechanisms spool.
* Enclosed the spool in a small case (easier to manage and less likely to tangle).
* Increased some tolerances.
* Added bearings to make it smoother __(Optional)__.

Requires embroidery floss.

Optionally you can use a couple of bearing to make the climbing mechanism smoother. I had some small bearings I ordered in the wrong size laying around and decided to use them. There is a separate STL for a spool case and spool wheals designed to fit 4x8x3mm flanged bearings. (You'll need tw