About this 3D model
Top Z Vertex with stabilized lead screw holder. Works perfect together with Thing: http://www.thingiverse.com/thing:23909 Here is the version for 8mm rods: http://www.thingiverse.com/thing:39172
Top Z Vertex with stabilized lead screw holder. Works perfect together with Thing: http://www.thingiverse.com/thing:23909 Here is the version for 8mm rods: http://www.thingiverse.com/thing:39172