Wood reel and reel plastic support for SmartrapCore 3D printer box

This is my first accessory to improve the SmartrapCore (3D printer from Smartfriendz). Here the 3D SmartrapCore:
http://www.thingiverse.com/thing:651117

I built a wood reel (to spare my filament instead of a printed reel that would cost more than 15€ with plastic only, here wood, nuts and bolts, metal squares and plastic support cost only 7€).

I was inspired in this idea by this:
http://www.thingiverse.com/thing:10219
But I built it with wood!

This reel is designed for filo3D fila