Ruger Security-Six
| Ruger Security-Six | |
|---|---|
| Ruger Security-Six in .357 Magnum | |
| Type | Revolver | 
| Place of origin | United States | 
| Service history | |
| In service | 1972 – Present | 
| Production history | |
| Manufacturer | Sturm, Ruger | 
| Produced | 1972–1988 | 
| No. built | 1,240,000~1,500,000 | 
| Variants | |
| Specifications | |
| Mass | 33.5 oz (4 inch barrel) | 
| Barrel length | 
 | 
| Cartridge | 
 | 
| Action | Double action/Single action | 
| Feed system | Six round cylinder | 
| Sights | Fixed and adjustable iron open | 
The Ruger Security-Six and its variants, the Service-Six and Speed-Six are a product line of double-action revolvers introduced in 1972 and manufactured until 1988 by Sturm, Ruger & Co. These revolvers were marketed to law enforcement duty issue, military, and civilian self-defense markets.