4.75 inches across the trunnions. 3.25 inches across the breech. 0.75 inches across the muzzle.
Any questions please feel free to ask. The item "Fine 19th century Bronze cannon Armstrong Seige Cannon US Civil War 7kg" is in sale since Thursday, November 12, 2020. This item is in the category "Antiques\Marine/Maritime".ltd" and is located in Kelso. This item can be shipped worldwide.