Update
It is a mounting plate for the DragonBurner toolhead (https://github.com/chirpy2605/voron/tree/main/V0/Dragon_Burner)
Huge thanks to the creators of DragonBurner!!
This allows mounting it to the KP3S Pro carriage.
Printed with the following parameters:
It requires a few M3 bolts, M3 nuts and heated inserts.
The author marked this model as their own original creation.