A1 mini Dual Filament Spool Holder

Created for sub-spool stock 3 walls 15% infill approx 47g 3 hours 42 minutes (vertical print) Shaft diameter 18mm shaft spacing 67mm Simply pull out the genuine A1 holder pipe and replace it Reinforced connection port area and internal pipe reinforcement ☆If you hang two new 1kg spools, the center of gravity will be on the outside so it is necessary to some extent to balance the main body weight