Pen holder plate for joining to 20x20 extrusion (H-Bot / Axidraw)

Misc Notes
Includes the very nice 20x20 profile - end cap*, here integrated to a plate on which is fixed the pen-holder to this plate using the gaps to adjust angle of pen holder.

http://www.thingiverse.com/thing:1249401
End-cap for 20x20 I-Type Nut 5 by elohh is licensed under the Creative Commons -
Attribution license. http://creativecommons.org/licenses/by/3.0/