I don't think the grubscrew was 5/32 BSW, the Meccano screw was, ISTR, graunched into the stripped threads of its hole. It was occasionally a nuisance in tight corners of a chassis!
The original thread may have been 6-32 UNC. Maybe the owner of the pristine one could check?
Edit: I see that's you.....
You can make a stand just from bent ally but like a lot of things it's only worth doing for the sake of it with things like this:
https://www.ebay.co.uk/itm/SOLDERING...edirect=mobile
available.