Toranado Extruder Digital Depth Z Gauge mount

For Toranado Extruder V2 ... a tool mount adapter for accurately measuring 3D Printer bed level & flatness. Makes use of the Toranado V2 pluggable hotend mount feature. Simply pull out your hotend, and insert this digital depth gage & adapter mount, then screw clamp it in place just like the hotend is mounted!
http://www.thingiverse.com/thing:1246951/
...relative to the extuder hotend mounting features. This digital gage adapter mounts in the Toranado V2 removeable hot end clamp, using that s