SIG Arms AG · Sniper-Rifle · In Production · 1998
| Weight (empty) | 5400 g (190.5 oz) |
| Overall Length | 1130 mm (44.49") |
| Barrel Length | 650 mm (25.59") |
| Magazine Capacity | 20 rounds |
| Action Type | Gas Operated Rotating Bolt |
| Firing Mechanism | Hammer Fired |
| Muzzle Velocity | 940 m/s (3084 fps) |
| Muzzle Energy | 1767 J (1303 ft·lbf) |
| Effective Range | 600 m (656 yd) |
| Frame Material | Steel |
Primary Caliber: 5.56x45mm NATO
The SIG SG 550 Sniper is a precision-enhanced variant of the Swiss military's standard SIG SG 550 assault rifle, configured as a designated marksman rifle. Developed by SIG Arms AG (now Swiss Arms), the Sniper variant features a heavier cold hammer-forged barrel with an extra-heavy contour for improved accuracy and heat dissipation, a refined two-stage trigger with reduced pull weight of 15 N (compared to the standard 35 N), and a fully adjustable folding stock with cheek piece. Chambered in 5.5...
Country of Origin: Switzerland