For multi-shade 3D printing, a regular twin extruder 3D printer, one which contains a single mount for the twin nozzles, is sufficient. But don’t count on it being as fast as an individual extruder 3D printer, considering the extra body weight around the print head impacts the print speed. 2 https://livemistresscam40479.thenerdsblog.com/35372862/top-multicolored-3d-printer-secrets