For multi-color 3D printing, an everyday twin extruder 3D printer, one that includes a single mount for the twin nozzles, is sufficient. But don’t be expecting it being as quickly as a single extruder 3D printer, looking at the extra body weight around the print head influences the print speed. https://how-to-become-a-travel-ag58726.59bloggers.com/30087344/not-known-facts-about-multicolored-3d-printer