Can you guess what this is a model of? (Patreon)

We should have 3 videos out before the end of the year: the last [HALF-LIFE HISTORY] of 2022, the Dogs of Chernobyl fundraiser, and this.

What is it? Right and wrong answers welcome. 

I can tell you that it took me 6 hours to print, 2 hours to paint, and multiple passes with an x-acto blade, tweezers, pliers, heat gun and sealant.