HEASEN Replicator 2X 3D Printer Metal Dual extruder kit no Stepper Motor for 1.75mm Replicator 2X Extruder Upgrade Kit Go to amazon.com Related posts Top 10 best replicator 2 stepper for 2019 DescriptionReplicator 2X 3D printer metal dual extruder kit no stepper motor for 1.75mm Replicator 2X Extruder Upgrade Kit