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| Operation | Semi-automatic, mechanically locked, recoil operated | ||
|---|---|---|---|
| Trigger | Double-action/single-action or double-action only | ||
| Safety | Patented automatic firing-pin lock | ||
| Sights | Contrast or SIGLITE® Night Sights | ||
| Sight Radius | 5.9" | ||
| Caliber | 9mm Luger | .357 SIG | .40 S&W |
| Length, overall | 7.4" | 7.4" | 7.4" |
| Height, overall | 5.7" | 5.7" | 5.7" |
| Width, overall | 1.3" | 1.3" | 1.3" |
| Barrel length | 3.9" | 3.9" | 3.9" |
| Rifling twist | 1 in 10" | 1 in 15" | 1 in 16" |
| Rifling grooves | 6 | 6 | 6 |
| Sight radius | 5.9" | 5.9" | 5.9" |
| Weight, w/ magazine | 29 oz. | 29 oz. | 29 oz. |
| Trigger pull | DA 10 lbs., SA 4.4 lbs. | DA 10 lbs., SA 4.4 lbs. | DA 10 lbs., SA 4.4 lbs. |
| Accessory Rail | 1913 Pica | 1913 Pica | 1913 Pica |
| Magazine capacity | 15 rounds | 12 rounds | 12 rounds |
