Mossberg 590R | 12 Gauge | 18.5 in | 50762

The Mossberg 590R is a tactical pump-action shotgun configured for professional and serious recreational use. It pairs an 18.5-inch barrel with an integrated heat shield and a modular AR-style furniture package, including a 5-position adjustable stock and Magpul MOE pistol grip. Controls include an ambidextrous rotary safety selector and top Picatinny rail for optics, making the platform adaptable to a variety of mission-specific setups. Typical applications include tactical training and law-enforcement / security operations.

Product Specifications

• The manufacturer is Mossberg.
• The model is 590R (MFG# 50762).
• The UPC is 015813507622.
• The action type is Pump Action.
• The gauge is 12 Gauge.
• The barrel measures 18.5 inches for compact handling.
• The chamber accepts a maximum shell length of 3 inches.
• The barrel features an integrated heat shield.
• The installed sights are Magpul MBUS 3 adjustable sights.
• The stock is a 5-position adjustable stock with Magpul MOE pistol grip.
• The receiver is aircraft-grade aluminum.
• The choke system is an Accu-Choke with a Cylinder Bore installed.
• The overall length is 36.25 inches.
• The listed weight is 7.1 pounds.
• The safety is an ambidextrous rotary safety selector.

This 590R blends proven pump-action reliability with contemporary modular components. Its compact 18.5″ barrel, Picatinny optics rail and MBUS sights make it suitable for structured tactical training or duty use where fast handling and robust controls are required. The adjustable stock and MOE grip provide user-specific fit and repeatable ergonomics for repetitive practice or professional deployment scenarios.

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