Brass Underplug For A Borman Cannonball…These Are Almost Always Made From Iron Cavalry The brass back is a

The brass back is a depressed channel back with an iron hook

can be easily seen

Below the one ring a tapered base makes it easy to ID this bullet pattern

Compare to a Thomas RoundBall to RimFire#4 452 also see TennesseeLead items TL4233 & TL4217

Brass Underplug For A Borman Cannonball…These Are Almost Always Made From Iron Cavalry The brass back is aFor your consideration one brass underplug for a Borman cannonballthese are almost always made from iron. This underplug is in excellent dug condition. A deep green patina is found all over. Dirt can still be found on this plug. The threads are crisp & clean & would easily screw into a cannonball today & could be fired back at the South once again! Measures about 1. 0 inch tall x 0. 32 inches thick. Dug from a late war battlesite in the North Georgia