Originally Posted by
positron
If you need a translation, it would be something along the lines of: "thats a silly question for which we have no definitive answer due to a lack of specific testing for the situation queried. Despite the fact that you are American, pretend you have some common sense and try to use it when loading your saddle and bag. By the way, cheers for that whole WWII thing, we will never forgive you for coming to our aid, tut tut tut etc."
That's
almost it!
It will handle the weight of anything one would reasonably want to put into it that you can fit into it unless you want to stuff it with especially-dense material (eg, depleted Uranium).
The translation: "anything you want as long as it isn't too
weird"!