[maple_leaf_eh]

Our man Rob would be my first call, but he's luxuriating overseas as a money grubbing contractor. That is his picture after all. But in mind of his temporary absence from civilian society, ever thought about welding one up yourself. It might not be far off the truth for an issue item.

FWIW, the piece is a simple three sided plate yoke with a plug on the base. I can email you photos with dimensions, if you are so inclined.