Join Date: Sep 2008
Location: Bavaria, Germany - the center of 15th and 16th century gunmaking
The sample from collection, weighing 1 kg and very similar to the bottom image in post #28.
The traces where the mold halves joined are clearly visible, so it was cast.
It weighs 1.2 kg!
Any guesses what the central holes on the six larger sides might have been for?