Filament spool holder for Geeetech Prusa i3

This spool holder is almost vertical to minimize the constraints on the 3D printer frame.
As it use the white pipe delivered with the Geeetech Prusa i3 Pro B, it can hold 2 spools side by side. Filament samples will be also fit to this holder.
The various holes in the holder allow to block the filaments in order to recover them very quickly. You can also use these holes to stock your Allen wrenches or your gauge used to remove the plastic jam in the extruder.

You'll need 4 screws 3 x 12 mm