Hi Tankman
A slight misunderstanding there - I haven't done any 3D printing myself, though have collaborated with Woz and another to produce M41 parts mostly, a few years back. Was hoping he might take the hint - subtle as...
This link shows Dave's cupola, 10 th post down -
Chieftain Commanders Cupola Detail set - Page 4 - Armortek -
My version - will probably feature a lot of evergreen rectangular tube, but need to pull out the ruler and do some research.
Mal