A cable clip that can be open or closed anytime.
Inspiered by http://www.thingiverse.com/thing:932225
EDIT: Improved customizer, added more pre-made STLs
Cable-Clip-*-10-1.75.stl means: 10 mm diameter for the cable, 1.75 filament
EDIT: Improved customizer, clip is also scaled.
Use a piece of the same filament for the axis and cut it off
Overview and Background
Lesson Plan and Activity