This extruder upgrade kit for the BCN3D Sigma printer replaces the original feeders, it comes with it’s own Nema17 high precision geared stepper motor. It allows for a more reliable printing with all sorts of filaments, both stiff and flexibles and the Dual Drive system ensures that the extruder never looses grip of the filament so grinding, slipping is a thing of the past. The high resolution makes printing with small nozzles <0.30 mm a simple task for those high-res prints. The included mounts in FDM printed PETG installs at the original position. Installs in about an one hour with standard tools available. E-steps needs to be updated to 511 . Check the installation guide for more information about the about the firmware. Full installation guide available at the tab installation guide For best performance also use PTFE tube 3.18/6.4 mm diameter as you can find below.
