Picking away you. Those wiper covers must be the plastic types, since there are chrome metal types as well, but a little heavier by an ounce or two and enough to bump the scale. I find myself laughing at this, but this is some serious Voodoo science. Started on the Passenger side light alloy door today with "The Palm Reader" and his magic. I told him it doesn't have to be arrow straight since these were "Factory Hot Rod" parts and weren't perfect to begin with.