A derivative of Bertho’s design found on Thingiverse. Included with every new Ultimaker Original purchase. Only compatible with the Ultimaker Original.
- Retrofit - fits all Ultimaker printers
- Spring design - compensate for diameter differences in PLA
- The snap system – locks the extruder driver in place, so no more adjusting the screw
- Retraction – this design results in significantly better retraction
- Easy assembly – you only have to replace a small part of the extruder, not the whole extruder unit
- Noise reduction