* Experimental paste extruder for Rostock mini Used NPM linear stepper PFCL25-48Q4(048)/optional 60mm stroke. http://www.pulsemotor.com/products/linear_stepping/pm/pfcl25/pfcl25_48q4_048.html All of RP parts data are optimized to print using ABS filament. Blog article is available at the following URL (Japanese). http://etherpod.org/blog/?p=6865