Mossberg 590R 12 Gauge 18.5″ Breacher Pump Shotgun

About this product

The Mossberg 590R is a 12 gauge pump-action shotgun configured for tactical and security use. It pairs an 18.5-inch stand-off breacher-style barrel and single-piece heat shield with an ambidextrous rotary safety selector and a top Picatinny rail for optics. The rifle-style MOE pistol grip and 5-position adjustable synthetic stock allow for flexible length-of-pull options and a compact handling profile. Construction details include an aircraft-grade aluminum receiver and a parkerized metal finish designed for durability in service-focused applications.

Key Specifications

• The model is Mossberg 590R.
• Chambered in 12 Gauge.
• The action is pump-action.
• The barrel measures 18.5 inches and is a breacher/stand-off type.
• The chamber accepts up to 3-inch shells.
• The barrel features a stand-off design with an integrated heat shield.
• The receiver is aircraft-grade aluminum.
• The stock is a 5-position adjustable synthetic tactical stock with a Magpul MOE pistol grip.
• The metal finish is parkerized.
• Includes an ambidextrous rotary safety selector and a top Picatinny rail for mounting optics.

The 590R combines user-oriented controls and modular furniture with a compact barrel and protective heat shield to suit security-minded users seeking a rugged, adaptable pump shotgun. Its adjustable stock and AR-style features make it straightforward to configure for different carry and handling preferences while the parkerized finish and aircraft-grade receiver focus on long-term serviceability.

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