SIG Sauer Inc. · Assault-Rifle · In Production · 2022
| Weight (empty) | 3800 g (134.0 oz) |
| Overall Length | 914 mm (35.98") |
| Barrel Length | 330 mm (12.99") |
| Magazine Capacity | 20 rounds |
| Action Type | Gas Operated Short Stroke |
| Firing Mechanism | Hammer Fired |
| Muzzle Velocity | 914 m/s (2999 fps) |
| Muzzle Energy | 3628 J (2676 ft·lbf) |
| Effective Range | 600 m (656 yd) |
| Frame Material | Aluminum Alloy |
Primary Caliber: 6.8x51mm Common Cartridge
The XM7, officially type-classified as the M7 rifle in May 2025, is the United States Army's revolutionary Next Generation Squad Weapon chambered in 6.8x51mm Common Cartridge (.277 SIG Fury). Selected in April 2022 to replace the M4A1 carbine for close combat forces, the M7 represents the most significant change in U.S. infantry small arms since the adoption of the M16 in the 1960s. Built by SIG Sauer as the military variant of their MCX Spear platform, the rifle features a short-stroke gas pist...
Country of Origin: United States
Designer: SIG Sauer Engineering Team