I'll second that. But this time, I will add some details. The construction of the extruder was absolutely abyssmal. After attempting to print a simple object, the extruder would jam, the bearing holders would loosen, and the extruder hot end would continuously loosen itself during operation. To make matters more interesting, the extruder head was printed out of PLA, which as most knows, hasby die_maschine - Reprappers