Replacement gear for the motor side of the extruder of the RapMan 3D printer. This gear is meant to pair with the original gear of the extruder. I made this as a replacement for the original gear that broke.This gear uses the same teeth of the http://www.thingiverse.com/thing:4472. I've placed the nut hole so that the screw will hold the motor on the chamfer instead of the round part of the axis.Note: The SolidWorks file was created on version 2008 Note2: This gear was inspired by ( and made using ): http://www.thingiverse.com/thing:4472 Just print and fit the screw and the nut that came with the original gear.I've tested this printing with the 0.25 PLA Fast profile only.