Mossberg 590 RM & 590R Shotgun Overview

Published on January 2, 2026
Duration: 7:17

This guide details the tactical applications and features of the Mossberg 590 RM and 590R shotguns, as presented by firearms expert Chris Cerino. It covers operational techniques for door breaching with the 590 RM's standoff device and recoil management with the 590R's ergonomic features. The overview highlights the differences between tube-fed and magazine-fed systems, emphasizing their suitability for home defense and tactical scenarios.

Quick Summary

The Mossberg 590 RM features a magazine-fed system with 10 or 20-round capacity and a standoff breaching device for tactical entry. The 590R offers a tube-fed pump action with AR-style controls and a collapsible stock for improved ergonomics and recoil management, making both suitable for home defense and tactical operations.

Chapters

  1. 00:00Introduction and Shooting Demo
  2. 00:41Mossberg 590 RM and 590R Overview
  3. 01:13Mossberg 590R Features
  4. 01:52Ergonomics and Recoil
  5. 02:43Tactical Additions
  6. 04:00Mossberg 590 RM and Breaching
  7. 04:42Magazine Mechanics
  8. 06:24Conclusion

Frequently Asked Questions

What are the key differences between the Mossberg 590 RM and 590R shotguns?

The Mossberg 590 RM is a magazine-fed shotgun, often featuring a "Rock-and-lock" system with capacities like 10 or 20 rounds and a standoff breaching device. The 590R is typically tube-fed, incorporating AR-style controls, a rotating safety, and a collapsible stock for enhanced ergonomics.

How is the Mossberg 590 RM designed for door breaching?

The Mossberg 590 RM is equipped with a standoff breaching device on its muzzle. This feature allows the shotgun to be safely discharged against a door, venting expanding gases away from the shooter and preventing the muzzle from becoming lodged.

What ergonomic features does the Mossberg 590R offer for recoil management?

The Mossberg 590R includes a collapsible AR-style stock and a Magpul grip. These features, combined with its recoil buffer, help manage felt recoil, making it more comfortable to shoot heavy loads like slugs or buckshot.

What types of magazines are available for the Mossberg 590 RM?

The Mossberg 590 RM utilizes a magazine-fed system and is shown with 10-round magazines, with 20-round high-capacity options also available for increased tactical utility.

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