For multi-shade 3D printing, a regular dual extruder 3D printer, one which includes a single mount for the twin nozzles, is good enough. But don’t count on it to generally be as fast as just one extruder 3D printer, looking at the extra excess weight around the print head affects https://holdenplgte.alltdesign.com/facts-about-multicolored-3d-printer-revealed-49466732