OK, now I know why and where Nikon cut corners
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i also saw the laminated construction for the bayonet mount, strange as i do not see the benefit. maybe Nikon is going to use the same mount for another E lens
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overall, this felt like a simplified 43-86 that was mixed in with some engineering from the 80-200 f/4 Ai-s
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I counted 2 plastic parts so far on this lens. i was expecting more to be honest.
i really hated working with this lens, Nikon went all out with the glue and epoxy. and as usual with lenses of this class (cheap zooms) Nikon used annoying tricks that makes assembly and disassembly hard by using less materials while using clever tricks to make mesh together.
the screws also felt inferior when compared to regular Nikon lenses...