Think I found a Piece to an older ship cannon? PICS

[Echo419]

Do you have a picture of a cannon of these sorts?

[Automaggot68]

Do you have a picture of a cannon of these sorts?

Dude. It isn't from a Damned cannon
Use google to look at old Spanish Cannons.
I assure you, they look like..
..Cannons.

[TheDuelist]

Take it to a museum and let them look at it. If, by some chance, it is something significant they need to investigate further. If its not then you have a nice piece of salvage and can call it whatever you want.