Gun Of The Week: Iver Johnson MF20

Published on June 13, 2025
Duration: 3:41

This video reviews the Iver Johnson MF20, an AR-style semi-automatic shotgun chambered in 20 gauge. It highlights the shotgun's tactical appearance, gas-operated system, AR-15-like controls, and compatibility with Benelli choke tubes, positioning it as a versatile and affordable option for defensive use.

Quick Summary

The Iver Johnson MF20 is an AR-style semi-automatic shotgun chambered in 20 gauge, designed for defensive use with rapid reloading via detachable box magazines. It features a gas-operated system, AR-15-like controls, and compatibility with Benelli mobile choke tubes, offering a tactical and affordable option.

Frequently Asked Questions

What makes the Iver Johnson MF20 unique among 20 gauge shotguns?

The Iver Johnson MF20 stands out because it's an AR-style, semi-automatic shotgun chambered in 20 gauge that utilizes detachable box magazines for rapid reloading, making it ideal for defensive applications rather than traditional sporting configurations.

How does the Iver Johnson MF20 operate?

The MF20 operates via a gas system. Propellant gases are directed through ports in the barrel shroud against a piston, which cycles the action. A return spring then pushes the bolt back into battery, stripping a round from the detachable box magazine.

What AR-15 features are present on the Iver Johnson MF20?

The MF20 shares several AR-15 features, including a polymer lower receiver with a 90° safety selector, a bolt catch, and a push-button magazine release. Its magazine well is also AR-style, albeit larger.

What is the recoil like on the Iver Johnson MF20?

Despite its relatively lightweight of just over 7 pounds, the 20 gauge chambering of the MF20 makes it easy on the shoulder, suggesting manageable recoil for its class.

Related News

All News →

More Reviews Videos You Might Like

More from NRApubs

View all →