Filament spool holder, you need to print this part 4 times and then

Print Settings

Printer Brand:

Wanhao

Printer: 

Wanhao Duplicator i3 Plus

Rafts:

No

Supports: 

No

Resolution:

0.2

Infill: 

15

How I Designed This

I designed this model in Fusion 360, its not the best model but I needed one and wanted to design one myself so I can learn more about Fusion 360