[EricH]

Originally Posted by Chris is me

But the hinges are made exclusively of materials found on the list of allowed parts. Why is it suddenly required that you hand make them if they are literally just shaped versions of what is allowed?

Ask the GDC.

I think many door hinges are steel, though. Steel isn't allowed... so you'd have to find aluminum ones. Or the polycarb ones listed earlier. Assuming, of course, that the GDC allows non-team-manufactured hardware that isn't otherwise legal.