T slot Filament Holder remix

Summary I did a remix of this Thing 604530. I made it fatter and shorter. It fits a 1kg spool better. I also added a couple little nubs on top to reduce friction. I am using this with my M3D 8020 mounts and braces that you can find here. Mounts http://www.thingiverse.com/thing:867919 Braces http://www.thingiverse.com/thing:868136 Instructions Print it and use it.