Update 29 June 2017: I've added a slight back slope to the hook.
I've been looking for a while for a good way to dispense filament to the printers I use, thanks to kitlaan for the inspiration and core design. This printed just fine on my Ultimaker 3 and my $150 Chinese knock-off printer.
Here is the link to my OnShape document for this project: https://cad.onshape.com/documents/953417b205df75434b81197c/w/9738b4ae3139692b5377d780/e/292f1da70b446416ea469477
Printer Brand:
Ultimaker
Printer:
Ultimaker 3
Rafts:
No
Supports:
No
Resolution:
0.2
Infill:
20%
The author marked this model as their own original creation. Imported from Thingiverse.