UM2 Spider Spool Attachment

This part is intented to be used with MoonCactus' collapsible parametric filament reel holder AKA The Spider Spool Holder.

As the original model is designed for the UMO, I designed this one to fit the back of the Ultimaker 2.

Print it with the desired arms, hubs and nuts from :
- http://www.thingiverse.com/thing:137602
- http://www.thingiverse.com/thing:234040

Comments and suggestions are welcome :)