Spool Arm to fit CTC / Flashforge Printer walls

Nice fitting strong spool arm to go on CTC and Flashforge style Replicator clones, with the round holes in the back. Some of the clones are now shipping without any kind of spool arms for the back. Most of the printable ones are junk. Too weak, or bulky or just bad fits.

This arm will fit closely to the printer, seal the hole completely, and support the heavy filament spools without issue. Parametric model, so you can make it whatever length you want.

We designed this as a simple close