.31 Rocket Ball
1848 · Walter Hunt · 1 firearm in catalog
Also known as: No. 1 Pocket Rocket Ball, Volcanic .31
Cartridge specifications
| Bullet Diameter | 7.9 mm (0.311") |
| Cartridge Type | Rimless |
| Introduced | 1848 |
Firearms chambered in .31 Rocket Ball
- Volcanic Repeating Pistol — Volcanic Repeating Arms Company · Pistol · 1856