Is it an optical illusion/photo artifact or is the top tube actually slightly curved (down)?
It is a little
It certainly looks it, if you put a straight edge against the photo
Do you mean they are made like that? I've not checked it irl to be honest, but it's never been crashed or manhandled.
@broken_777 started
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Is it an optical illusion/photo artifact or is the top tube actually slightly curved (down)?