ASK AN EXPERTDescription
- Ultra-compact 12-gauge semi-auto shotgun for fast handling
- Includes 3 additional adapter plates for mounting RMR, Docter, and Leupold footprint optics
- AfterShock grip offers a firm grip and helps minimize felt recoil
- Enlarged and beveled loading port for ease of reloading
- Updated forend features a heat shield, M-LOK accessory slots, and QD ports
- Durable gas system, corrosion-resistant internal parts/finishing
- Knurled charging handle; oversized, ergonomic safety and bolt release
- Magazine tube extension with M-LOK mounting slots for easy customization
- Front Fiber Optic sight equipped with low-profile protective wings
- Optic-Ready (Shield RMSc Footprint)
The Mossberg 990 AfterShock SPX is a compact, maneuverable 12-gauge semi-automatic shotgun designed for security and tactical applications. Featuring an 18.5" barrel with an integrated heat shield, this platform delivers reliable 7+1 performance in a lightweight, easy-to-control package. The optic-ready receiver accepts RMSc-pattern micro red dots directly and includes additional adapter plates for popular optic footprints. A redesigned forend with M-LOK slots and QD ports allows flexible accessory mounting, while the AfterShock grip provides a firm, comfortable hold and helps minimize recoil. Enhanced controls, a beveled loading port, and a bright fiber-optic front sight ensure fast operation and confident performance when it matters most.
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Warranty Information
Barrel Type: Integrated Heat Shield
Barrel Finish: Matte Blue / Matte Black
Choke System: Accu-Choke
Choke Included: Cylinder Bore
Overall Length: 30.875 in
Weight: 6.29 lb
Sights: Winged Front Fiber Optic; Optic-Ready Receiver
Optics Mount: Shield RMSc Footprint (Adapters for RMR, Docter, Leupold Included)
Stock / Grip: AfterShock Grip
Forend: M-LOK Slots with QD Ports
Color / Finish: Matte Black
