Gun Of The Week: Mossberg 990 Aftershock

Published on November 14, 2025
Duration: 3:28

This expert review from NRA Publications introduces the Mossberg 990 Aftershock, a 12-gauge semi-automatic shotgun designed as a non-NFA firearm. The video highlights its compact configuration, features derived from the Mossberg 940 line, and its suitability for personal defense due to its gas-operated system and reduced recoil. The presentation emphasizes its legal status and practical applications.

Quick Summary

The Mossberg 990 Aftershock is a non-NFA 12-gauge semi-automatic shotgun featuring a gas-operated action for reduced recoil and faster follow-up shots. Its configuration, including a 14.75-inch barrel and overall length over 26 inches, avoids federal registration. Controls are derived from the Mossberg 940, and it includes M-LOK slots and a drilled/tapped receiver for customization.

Chapters

  1. 00:00Introduction to Mossberg 990 Aftershock
  2. 00:19History of Mossberg Non-NFA Firearms
  3. 00:54Technical Specifications and Operation
  4. 01:30Controls and Ergonomics
  5. 02:02Additional Features and Sights
  6. 02:23Performance and Use Case

Frequently Asked Questions

What makes the Mossberg 990 Aftershock a non-NFA firearm?

The Mossberg 990 Aftershock is classified as a non-NFA firearm because its configuration, including a 14.75-inch barrel and a bird's head grip, results in an overall length exceeding 26 inches, thus avoiding federal registration and tax stamp requirements.

How does the gas-operated action benefit the Mossberg 990 Aftershock?

The gas-operated, semi-automatic action on the 990 Aftershock significantly reduces felt recoil compared to pump-action shotguns. This allows for faster and more manageable follow-up shots, enhancing its effectiveness for personal defense scenarios.

What are the key features of the Mossberg 990 Aftershock's controls?

The Mossberg 990 Aftershock incorporates controls inspired by the Mossberg 940 line. These include an enlarged top tang safety for easier manipulation, an oversized knurled charging handle for positive grip, and a protected bolt release.

Can the Mossberg 990 Aftershock be customized with accessories?

Yes, the Mossberg 990 Aftershock is designed for customization. It features M-LOK attachment slots on the forend for accessories like lights or lasers, and its receiver is drilled and tapped, allowing for the easy mounting of optics.

More Reviews Videos You Might Like

More from NRApubs

View all →