Mossberg 990 AfterShock 12 Gauge Semi-Auto Shotgun

The Mossberg 990 AfterShock is a compact 12-gauge semi-automatic platform designed for security and home-defense oriented applications. It pairs a durable gas system and corrosion-resistant internal components with an ergonomically shaped AfterShock grip to help manage recoil. The forend includes M-LOK mounting slots for accessory flexibility and an embossed strap for secure handling.

Key Specifications

• Manufactured by Mossberg.
• Model is the 990 AfterShock.
• Chambered in 12 Gauge.
• Operates with a Semi-Auto action.
• Maximum chamber size is 3".
• Barrel finish is Matte Blued.
• Stock and grip are Black Synthetic.
• Sighting is provided by a Front Fiber Optic sight.
• Includes 1 x 5-Round tubular magazine (magazine included per manufacturer data).
• Reported weight is 6.06 lbs.

Compact, rugged, and purpose-built, the 990 AfterShock balances maneuverability and functional features for defensive and security use. Its corrosion-resistant internals, user-oriented controls, and M-LOK capability make it a practical platform for users who prioritize reliability and straightforward performance in close-quarters environments.