Summary

Remix of this:

http://www.thingiverse.com/thing:241409

Which in turn is a Remix of:

http://www.thingiverse.com/thing:192364

Widened the clip to 4mm so it fits the Fabrikator's perspex front, added an 80mm arm and made a version of the mount that is designed for vertical positioning.

Clip snaps on nicely on mine, I don't think it will need additional fixing (famous last words).