About this 3D model

Holds Octave Systems spools perfectly, works fine for MakerBot spools also, especially if you make one of these as well: http://www.thingiverse.com/thing:29101 Created with TinkerCAD, you can edit it for your own purposes here: https://tinkercad.com/things/7GAviE15YXW?display=gyEp5cLI69E