This is a chess piece: the Pawn! This pawn is supportless and abides by the FIDE size regulations:
https://www.measuringknowhow.com/chess-piece-sizes/
Thank you, print settings are below, and a full set of chess pieces is coming soon!
IMG_6267.HEIC | 2.2MB | |
Pawn.stl | 3.0MB |