Wall Mounted Spool Holder

Spool holder that you can mount on the wall to store or use filliment from. Was designed around Maker Geeks 1KG spools which have a slightly smaller hole than most so the spool holder on my printer was causing alot of friction and under extrusion. Works fine with "normal" sized spools too but .5KG spools may not fit unless they were made specifically so they would fit on a larger spool holder. The weird corner seen in the picture isn't part of the design, i was just using really cheap filament (