Colt Model 1855 Sidehammer Pocket Revolver
| Colt Model 1855 Sidehammer | |
|---|---|
Colt Root 1855 Revolver, Model 2, cal .28 | |
| Type | Revolver |
| Place of origin | United States |
| Service history | |
| Used by | United States |
| Wars | American Civil War |
| Production history | |
| Designer | Elisha K. Root and Samuel Colt |
| Designed | 1855 |
| Manufacturer | Colt Firearms |
| Produced | c. 1855–1870 |
| No. built | .28 caliber = 30,000 .31 caliber = 14,000 |
| Specifications | |
| Mass | 17-ounces (3.5-inches octagon barrel) |
| Length | 8-inches (with 3.5-inch barrel) |
| Barrel length | 3.5- or 4.5-inches |
| Caliber | .31 ball/conical bullet, .28 ball/conical bullet |
| Action | Single-action |
| Muzzle velocity | 7-800 feet per second |
| Effective firing range | 25 yards (accurate defense) |
| Feed system | 5-round cylinder |
| Sights | Post front sight, topstrap notch rear sight |
The Colt Model 1855 Sidehammer, also known as the Colt Root Revolver after engineer Elisha K. Root (1808–1865), was a cap & ball single-action pocket revolver used during the American Civil War. It was made by the Colt's Patent Fire Arms Manufacturing Company