Mossberg 990 Aftershock SPX 12ga 14.38" M-LOK Forend 5+1

The Mossberg 990 Aftershock is a compact, high-performance semi-automatic 12 gauge shotgun engineered for ultimate maneuverability in defensive and close-quarters scenarios. With its short 14.375-inch barrel and 5+1 capacity, this tactical shotgun delivers rapid follow-up shots and exceptional handling in tight spaces.

Built with a durable blued finish and lightweight tactical furniture, the 990 Aftershock offers fast pointability and reliable cycling when it matters most. This modern semi-auto shotgun combines proven Mossberg durability with contemporary design elements to create a versatile, controllable platform ideal for home defense, vehicle use, and tactical training.

Whether you need a compact, reliable shotgun for personal protection or a nimble tactical tool, the Mossberg 990 Aftershock delivers the perfect balance of size, speed, and rugged dependability in one impressive package.

Experience superior close-range performance with the Mossberg 990 Aftershock 12 Gauge. Secure this compact tactical shotgun today and gain the maneuverability and firepower you need for any defensive situation.

FEATURES

• Optic-Ready (Shield RMSc Footprint)
• Includes 3 additional adapter plates for mounting RMR, Docter, and Leupold footprint optics
• AfterShock grip provides a firm grip and helps minimize felt recoil
• New Design forend features an integrated heat shield, multiple M-LOK accessory slots, and QD ports
• Durable gas system and host of corrosion-resistant internal parts/finishing
• Enlarged and beveled loading port for ease of reloading
• Knurled charging handle; oversized, ergonomic safety and bolt release
• Magazine tube extension with M-LOK mounting slots for easy accessory customization
• Front Fiber Optic sight equipped with low-profile protective wings

SPECIFICATIONS

• Manufacturer: Mossberg
• Model: 990 Aftershock SPX
• Part Number: 83010
• UPC: 015813830102
• Gauge: 12 Gauge
• Action: Semi-Automatic
• Chamber: 3"
• Capacity: 5+1
• Barrel Length: 14.375"
• Choke: Cylinder Bore
• Barrel Finish: Blued
• Overall Length: 27.13"
• Weight: 6.04 lbs
• Sights: LPA Front Fiber Optic
• Sight Type: Fixed
• Frame Material: Steel
• Stock/Grips: AfterShock Grip, Tactical Forend
• Safety: Oversized Safety
• Operating System: Gas
• Optic Ready: Yes
• Included Optic Plates: Shield RMSc, RMR, Docter, Leupold
• Forend: M-LOK with Integrated Heat Shield

WHAT'S IN THE BOX

• Mossberg 990 Aftershock SPX 12-Gauge Semi-Auto Shotgun
• Cable Lock
• Owner's Manual