Mossberg 590A1 12 Gauge 18.5in Pump Shotgun

About this product

The Mossberg 590A1 is a Mil-Spec pump-action shotgun designed for demanding duty and defensive roles. It features a heavy-walled 18.5-inch barrel finished in parkerized steel and a durable black synthetic stock with an M-LOK forend. Built to Mil-Spec construction standards, the design emphasizes durability, straightforward operation, and serviceability. The 590A1’s documented features include metal trigger-guard and safety components and a 3-inch chamber.

Key Specifications

• The action is Pump Action.
• The gauge is 12 Gauge.
• The barrel length is 18.5 inches.
• The barrel is a Heavy-Walled type for increased durability.
• The chamber accepts 3 inches.
• The barrel finish is Parkerized.
• The stock material is Black Synthetic.
• The listed weight is 7 lbs.
• The forend includes an M-LOK forend / clean-out tube for accessory mounting.
• Additional construction features include a metal trigger guard and safety.

Rugged and straightforward, the 590A1 Mil-Spec is intended for users who prioritize durability and reliability in demanding environments. Its heavy-walled, parkerized barrel and robust control components make it a practical choice for duty-minded applications and defensive use where proven construction and simple operation are required.

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