For multi-colour 3D printing, a regular twin extruder 3D printer, one that features a solitary mount for the twin nozzles, is good enough. But don’t be expecting it to be as rapidly as one extruder 3D printer, thinking about the extra bodyweight around the print head affects the print velocity. https://franciscoxpokn.onzeblog.com/29706440/5-tips-about-multicolored-3d-printer-you-can-use-today