It would make such a fantastic set of barbell plates.

From the article: > approximately 303 gold bars, each of which weighed approximately one kilogram

So the bars just be a bit under one kg on average

The article says "approximately 303 gold bars, each of which weighed approximately one kilogram"

I guess the gold bars aren't uniformly sized, which would agree with your ~280kg number.

~ 617 lbs.