O.F. Mossberg & Sons · Shotgun · In Production · 2025
| Weight (empty) | 3515 g (124.0 oz) |
| Overall Length | 946 mm (37.24") |
| Barrel Length | 470 mm (18.50") |
| Magazine Capacity | 7 rounds |
| Action Type | Gas Operated |
| Firing Mechanism | Hammer Fired |
| Effective Range | 40 m (44 yd) |
| Frame Material | Aluminum |
Primary Caliber: 12 Gauge
The Mossberg 990 SPX is a gas-operated semi-automatic 12-gauge tactical shotgun representing Mossberg's newest semi-auto platform. Built around a smooth-running gas-vent operating system, the 990 SPX ships with a Magpul SGA adjustable stock with spacers for length-of-pull adjustment from 12 to 14 inches. The 18.5-inch barrel features an integrated heat shield forend with M-LOK accessory slots and QD sling ports for versatile mounting options. The receiver is optic-ready with an RMSc-pattern cut ...
Country of Origin: United States