same layer color change test non mmu —

Founded same layer color change test non mmu models & stl files for printing
Filament color display
Peter Larsen
Quick Change Sample Spool Holder
Greg's Maker Corner
Finishing Torture Test
MatterHackers
MultiColor Bangle Bracelet
MosaicManufacturing
Hook Test and Anchor
Breaks'n'Makes
Rings of doom
leejsmith