Me Ducer is the sixth gerneration of desktop 3D printer made by Geeetech, it is a portable cantilever type 3D printer with two handles, suitable for any place like home, office, lab, or classroom. To increase the stablity of cantilever type design, Me Ducer adopts 12mm-diameter superior hardness, wear resistance, oxidation resistance and carbon steel bearings for Y and Z axis, effectively avoiding vibrations during printing and making it more accurat for the positioning of Y and Z axis. In addition, we add a manually adjusting knob on the top of the machine which is used for the fine-tuning of Z axis.If you want more details, please visit: http://www.geeetech.com/wiki/index.php/Me_Ducer