Just insert the Spool Holder on top into the V-Slot of your Full Bear Frame and push it to the back. My Spool Holder works just fine since 2 Years now :)
Print Settings:
Layer-Height: 0,20mm
Top/Bottom: 5 Layer
Walls: 5
Infill: 30% Cubic
Supports: No
The author hasn't provided the model origin yet.