Cabin Creek Battlefield - PERCUSSION CAPS The percussion cap is a small cylinder of copper or brass with one closed end. Inside the closed end is a small amount of a shock-sensitive
Side and top views of a percussion cap, comprised of the primer cup,... | Download Scientific Diagram
![44 Munitions Percussion Caps (44 H-J) Weapons using percussion caps... | Download Scientific Diagram 44 Munitions Percussion Caps (44 H-J) Weapons using percussion caps... | Download Scientific Diagram](https://www.researchgate.net/publication/258943173/figure/fig29/AS:429216698245127@1479344643519/Munitions-Percussion-Caps-H-J-Weapons-using-percussion-caps-replaced-the-often-erratic.png)