Here is some build progress (I'll append to this post as I complete more)
Here's the frame, which encloses the electronics, and Y and Z steppers:
Whoops. The glass clips don't quite fit (due to a last second production change):
I decided to file a wee bit off the edge. The MTW guys also suggested raising the clip slightly using 3 washers.
After a few swipes with a file, they fit:
I got one of the extruders together and installed on the X-axis