This says 2860g for 54cm KG196 frame and fork (presumably inc ergostem).
https://www.cyclollector.com/gb/frame-fork-sets/65-grey-carbon-frame-forks-look-monoblade-kg196-size-54.html
This makes more sense and probably the reason why mine weight around 10.5kg overall.
@HoKe started
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This says 2860g for 54cm KG196 frame and fork (presumably inc ergostem).
https://www.cyclollector.com/gb/frame-fork-sets/65-grey-carbon-frame-forks-look-monoblade-kg196-size-54.html