SIG (Schweizerische Industrie-Gesellschaft) · Battle-Rifle · Discontinued · 1960
| Weight (empty) | 4500 g (158.7 oz) |
| Overall Length | 1016 mm (40.00") |
| Barrel Length | 505 mm (19.88") |
| Magazine Capacity | 20 rounds |
| Action Type | Roller Delayed Blowback |
| Firing Mechanism | Hammer Fired |
| Muzzle Velocity | 838 m/s (2749 fps) |
| Muzzle Energy | 3300 J (2434 ft·lbf) |
| Effective Range | 500 m (547 yd) |
| Frame Material | Steel |
Primary Caliber: 7.62x51mm NATO
The SIG AMT (American Match Target) is the semi-automatic civilian US-export variant of the SIG SG 510-4 — itself the 7.62×51mm NATO export version of the legendary Swiss Stgw 57 battle rifle designed by Rudolf Amsler. The SG 510 family employs a roller-delayed blowback system derived from the wartime Mauser StG 45(M), but where the German design used true rollers, the Swiss substituted pivoting flaps for tighter tolerances and longer service life. Imported into the United States between 1969 an...
Country of Origin: Switzerland
Designer: Rudolf Amsler