Thanks for bringing the thread to my attention, it's an absolute gem! As for the miniatures, I do really like the look of the armor. Seem to be metal miniatures if I'm right though? In that case I'll probably look for an alternative since I really prefer working with plastic or resin when doing conversions.
I think I might have actually found another option. The Dwarf Crossbowmen from Fireforge that are about to be released actually have armor that looks surprisingly alike. Now there is of course the problem of them being dwarfs, but from the size comparisons I've seen a simple leg swap should do the trick: