FEATURES:

The Mossberg 590R provides a modern interpretation of the classic pump-action defensive shotgun, combining the proven reliability of the 590 action with an updated magazine-fed feeding system and a configuration designed to excel in tactical, law enforcement, and personal defense applications. Chambered in 12 Gauge and equipped with a 6+1 round capacity, this model offers faster reload capability than traditional tube-fed shotguns while retaining the durability, simplicity, and mechanical confidence that define Mossberg firearms. The detachable magazine system allows shooters to quickly swap ammunition types, perform emergency reloads under stress, or keep the shotgun loaded and ready without manually cycling shells. Smoky Mountain Guns and Ammo recognizes the Mossberg 590R as a major evolution in tactical shotgun design, providing modern capability without abandoning the rugged mechanical foundation that has made the 590 series a mainstay of defensive use.

The 18.5-inch breacher barrel distinguishes this model as purpose-built for close-range scenarios and controlled entry work. Its reinforced muzzle structure allows the shooter to use the firearm as a breaching tool when necessary, while still maintaining predictable patterning performance with a variety of defensive loads. The entire barrel and receiver are finished in OD Green Cerakote, offering advanced corrosion protection and abrasion resistance. This finish is especially beneficial for users who operate in humid, maritime, or duty environments where traditional bluing or parkerizing may degrade. The combination of subdued coloration and Cerakote durability provides both a professional appearance and extended field longevity, making the Mossberg 590R ideal for continuous hard use.

The shotgun’s black synthetic AR-style furniture delivers familiar handling characteristics for users accustomed to modern sporting rifles. The straight-line stock design improves recoil management, ensuring better control during rapid follow-up shots. Synthetic construction prevents water absorption, swelling, or cracking and provides a stable gripping surface in all weather conditions. A flat profile trigger delivers a more consistent contact surface, supporting predictable trigger press mechanics when shooting at speed. These ergonomic refinements help ensure that the Mossberg 590R handles quickly, cycles smoothly, and performs reliably during high-pressure use where every control input matters.

The receiver is drilled and tapped for optics, enabling shooters to mount red dots, micro reflex sights, or magnified options depending on mission requirements. When combined with the included night sights, this optics-ready setup ensures that the firearm remains fully capable in both daylight and low-light environments. Night sights provide a reliable point of reference when illumination is scarce, giving the user confidence in defensive situations where visual clarity may be compromised. The inclusion of a single-piece heat shield prevents heat transfer to the support hand during extended shooting sequences, which is especially valuable when training, running drills, or employing the shotgun in sustained engagements. This heat shield also reinforces the tactical profile of the firearm and supports secure handling under stress.

Mossberg has integrated its proven dual extractors, twin action bars, and steel-to-steel lockup into the 590R design to ensure unfailing cycling performance. The shotgun remains manually operated, giving the shooter full control over ammunition management and making the system inherently reliable in diverse environmental conditions. The detachable magazine system provides an advantage in both speed and versatility, allowing different magazines to be preloaded with buckshot, slugs, or less-lethal options depending on operational needs. Users can maintain loaded magazines safely and separately, eliminating the need to cycle rounds manually when securing or storing the firearm.

SMGA identifies the Mossberg 590R as an outstanding choice for shooters who want the reliability of a pump shotgun combined with the speed and modularity of a magazine-fed system. The OD Green Cerakote finish, breacher barrel, AR-style furniture, and optics-ready design place this model firmly in the category of modern defensive firearms built for real-world application. Mossberg’s long-standing reputation for building rugged pump-action shotguns is preserved and expanded through the 590R platform, giving shooters a tool that is mechanically straightforward, adaptable, and ready for duty. For those acquiring the Mossberg 590R through Smoky Mountain Guns and Ammo, this firearm represents a next-generation upgrade to the traditional shotgun, retaining proven operational principles while integrating enhancements that support speed, durability, and practical performance in the field.

MANUFACTURER: Mossberg
FAMILY: 590 Series
MODEL: 590R
TYPE: Shotgun
ITEM GROUP: Tactical Pump Shotguns
ACTION: Pump Action
CALIBER/GAUGE: 12 Gauge
FINISH: Flat Dark Earth Cerakote
FINISH TYPE: Applied Finish
STOCK: Synthetic Stock
STOCK/GRIPS: Black Synthetic AR Furniture
BARREL: 18.5" Breacher Barrel
OVERALL LENGTH: 39.5"
DRILLED / TAPPED
CAPACITY: 6 + 1
Listed Capacity Based On Manufacturer Specifications
SIGHTS: No Sights
SIGHT TYPE: Night Sights
WEIGHT: 7 lbs
SHIPPING WEIGHT: 9.65 lbs.
SAFETY FEATURES: Ambi Rotary Thumb Safety
CHAMBER: 3"
CHOKE: Cylinder Bore
RECEIVER: Aircraft-Grade Aluminum
ADDL INFO: Flat Profile Trigger
ADDL INFO: M-Lok Adapter
ADDL INFO: Single Piece Heat Shield