RepRap Samuel is designed to reuse the vitamins and some parts from the Prusa Mendel i2 or the Mendel. As such, an owner of either of the RepRaps should be able to print the new parts on their existing 3D printer to rebuild it into Samuel. Find the details of this on the RepRap website at http://reprap.org/wiki/RepRap_Samuel. Latest part STLs can be found at https://github.com/silpstream/reprap_samuel. Support forum is at http://forums.reprap.org/read.php?151,418085 15 Jan 2015: Added Melzi electronics holder, z-axis m6 parts, z-axis m5 parts, dual lm8uu holder for extra support for bed, extended fan arm, and gt2 belt parts. The following components were used in this project: Go to http://reprap.org/wiki/RepRap_Samuel for more details. Latest part STLs can be found at https://github.com/silpstream/reprap_samuel. Support forum is at http://forums.reprap.org/read.php?151,418085