Mossberg 990 Aftershock SPX 12-Gauge Tactical Shotgun
Semi-automatic 12-gauge tactical shotgun with 7+1 capacity, 18.5" barrel, and optic-ready receiver. Features gas operation, fiber optic sights, M-LOK accessory slots, and enlarged controls for reliable home defense and sport shooting.
Mossberg 990 Aftershock SPX: Modern Tactical Shotgun Design
The Mossberg 990 Aftershock SPX represents a thoughtful evolution in semi-automatic shotgun design. This 12-gauge delivers the reliability Mossberg is known for while incorporating modern tactical features that appeal to both defensive shooters and competition enthusiasts.
Key Features
Capacity and Barrel
- 7+1 round capacity with 3-inch chamber
- 18.5-inch barrel provides legal compliance in restricted jurisdictions while maintaining velocity
- Gas-operated action ensures consistent cycling and reliability
Ergonomic Design
- Oversized safety and bolt release for quick manipulation
- Knurled charging handle for positive control
- Enlarged and beveled loading port speeds reloading under pressure
- Aftershock grip minimizes felt recoil and provides secure handling
Tactical Accessories
- Optic-ready receiver with Shield RMSc footprint
- Includes three adapter plates for RMR, Docter, and Leupold optics
- Integrated M-LOK accessory slots on forend and magazine tube extension
- Quick-detach ports for sling attachment
- Integrated heat shield on forend
Sighting and Durability
- Front fiber optic sight with low-profile protective wings for low-light performance
- Corrosion-resistant internal parts and finishing
- Durable construction suitable for demanding use
The 990 Aftershock SPX balances compact maneuverability with practical features for home defense, tactical training, and shotgun sports.
Features
- capacity: 5+1
- optic-ready, shield rmsc footprint
- includes adapter plates for rmr, docter, and leupold optics
- aftershock grip
- new forend with integrated heat shield
- m-lok accessory slots on forend
- qd ports on forend
- corrosion-resistant internal parts and finishing
- enlarged, beveled loading port
- knurled charging handle
- oversized bolt release
- magazine tube extension with m-lok mounting slots
- front fiber optic sight with low-profile protective wings
- 18.5" barrel length
- 18.5" cylinder bore barrel
- gas operated semi-auto
- 7+1 capacity
- black metalwork
- black synthetic birds head grip
- spx tactical forend
- m-lok mounting slots
