HIGH VALUE GEAR: Stern Defense MAG-AD

Published on October 24, 2024
Duration: 4:15

This video demonstrates the installation and function of the Stern Defense Mag-AD adapter system, which allows users to convert an AR-15 lower receiver to accept pistol magazines from various manufacturers, including Glock and Smith & Wesson M&P. The process involves removing the upper receiver, installing the adapter with its anti-vibration gib and set screws, and then reattaching the upper. The adapter facilitates caliber conversions and enables the use of common pistol magazines in an AR-15 platform.

Quick Summary

The Stern Defense Mag-AD system converts an AR-15 lower receiver into a Pistol Caliber Carbine (PCC) by allowing the use of pistol magazines from manufacturers like Glock and Smith & Wesson. Installation involves securing the adapter with an anti-vibration gib and retention set screws, enabling versatile caliber conversions.

Chapters

  1. 00:08Introduction to Stern Defense Mag-AD
  2. 00:17Shooting the .45 ACP Mag-AD
  3. 00:23.45 ACP from AR-15 Frame
  4. 00:46Single Shot vs. Full Auto Test
  5. 01:11.45 ACP Recoil Comparison
  6. 01:239mm Mag-AD Introduction
  7. 01:30Mag-AD 45 MMP Explained
  8. 01:35Multiple Mag-AD Versions
  9. 01:47Uninstalling the .45 Adapter
  10. 01:51Set Screw and Anti-Vibration Gib
  11. 02:04Removing the .45 Upper
  12. 02:17Installing the Glock 9mm Adapter
  13. 02:28Adapter Installation Steps
  14. 02:39Nylon Tip Set Screws
  15. 02:53Reinstalling the Upper Receiver
  16. 03:03Switching Buffer Weights
  17. 03:23Function Check and Mag Drop
  18. 03:33Last Round Hold Open
  19. 03:38Disconnecting and Removing Stock
  20. 03:44Packing the System
  21. 03:50Stern Defense Product Overview
  22. 03:55AR-15 to PCC Transformation
  23. 04:06More Gun Talk Content

Frequently Asked Questions

What is the Stern Defense Mag-AD system?

The Stern Defense Mag-AD is an adapter system that allows you to convert your AR-15 lower receiver to accept pistol magazines from various manufacturers, such as Glock and Smith & Wesson M&P. This effectively transforms your AR-15 into a Pistol Caliber Carbine (PCC).

How do you install the Stern Defense Mag-AD?

Installation involves removing your AR-15's upper receiver, loosening the adapter's set screw, releasing the anti-vibration gib, and then inserting the Mag-AD into the magwell. The gib is reinserted, the set screw tightened, and two nylon tip set screws are added for retention. Finally, the upper receiver is reinstalled.

What calibers can the Stern Defense Mag-AD accommodate?

The Mag-AD system offers different adapters for various pistol calibers. The video specifically shows adapters for Smith & Wesson M&P .45 ACP magazines and Glock 9mm/.40 S&W magazines, demonstrating its versatility.

What are the key features of the Stern Defense Mag-AD adapter?

Key features include an anti-vibration gib for a secure fit, nylon-tipped set screws for retention against upward movement, and the ability to use common pistol magazines in an AR-15 platform, enabling PCC conversions without a new lower receiver.

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