The Mossberg 990 Aftershock SPX Shotgun 12 ga 3″ Chamber 7rd Capacity 18.5″ Barrel Black is an ultra-compact and easy-to-maneuver firearm that delivers impressive 7+1 performance. This model is optic-ready with a Shield RMSc footprint and includes three additional adapter plates for mounting RMR, Docter, and Leupold footprint optics.
Designed for versatility, the 990 AfterShock SPX is ideal for self-defense and range use. Its AfterShock grip minimizes felt recoil, while the new design forend features an integrated heat shield, multiple M-LOK accessory slots, and QD ports. The durable gas system and corrosion-resistant internal parts ensure reliability and longevity. Mossberg’s reputation for innovation and craftsmanship is evident in every detail of this shotgun.
Key Features:
- Manufacturer: Mossberg
- Model: 990 Aftershock SPX
- Caliber: 12 ga
- Action: Semi-Auto
- Barrel Length: 18.5″
- Capacity: 7+1
- Sights: Front Fiber Optic
- Optic Ready: Yes
- Grip: AfterShock
- Forend: Integrated Heat Shield, M-LOK Slots









