Ord Hadron X Carriage with Integrated single/dual e3d mount

I created this thing to simplify mounting an e3d hotend to my ord hadron. Rather than drill holes and inevitably get the placement wrong, I decided to integrate the x carriage with the hotend mount. This configuration ensures perfect perpendicular alignment of the hotend to the X extrusion.

I recommend that anyone printing this should go ahead and splurge on new eccentric spacers (the spacers with the extended boss) - the extended boss is thick enough to go all he way through the plastic carriage (specifically designed for this type of carriage): https://www.inventables.com/technologies/eccentric-spacer

Added v5 versions (single and dual) with mount hole spacing to match this new GT2 belt clamp thing: http://www.thingiverse.com/thing:184634/#files

Added v3 versions (single and dual hotend) with a surface for mounting an LED strip at the bottom (see pics)

Added version 4 dual extruder files - minor adjustment in spacing between hotends to allow for "beefier" fan shrouds and more space for cable mounting.

In action: http://www.youtube.com/watch?v=GkgHiW46QAk
In action: http://youtu.be/LwZuEmkql2c

Updated - added single hotend with and without the ord carriage 90 degree bench, and an experimental dual hotend configuration. I've just orded my second bowden-based e3d hotend, so I've yet to test the dual hotend configuration.

updated - added a second (v2) dual hotend configuration that should bring both hot ends as close as possible together.

updated -added a third (v3) dual hotend configuration that includes extensive reinforcement and removal of pre-defined holes (drill your own). Also added (v3) single hotend with reinforcement and "drill your own" harness mount points.

I borrowed directly from:
http://www.thingiverse.com/thing:128109
http://www.thingiverse.com/thing:148536
http://www.thingiverse.com/thing:9742
http://www.thingiverse.com/thing:128900