Mossberg 590A1 12 Gauge 20-inch Pump Shotgun

Description

The Mossberg 590A1 is a purpose-built pump-action 12 gauge designed for demanding service use. It features a heavy-walled 20-inch barrel, Parkerized metal finish and a black synthetic stock for long-term durability. The design includes a metal trigger guard and safety, a clean-out magazine tube, and fixed bead front sight. The model is produced to meet MIL‑SPEC 3443G standards and is intended for responsible owners who need a rugged, reliable shotgun for duty, home defense, or range use.

Key Specifications

• This model is chambered in 12 Gauge.
• The action is a pump action for simple, manual operation.
• The barrel measures 20 inches and is heavy-walled for durability.
• The shotgun accepts a maximum chamber size of 3 inches.
• The metal finish is Parkerized for corrosion resistance.
• The stock is made from black synthetic material for weather resistance.
• The bore is a fixed cylinder (cylinder bore) choke configuration.
• The sighting system is a bead front sight with fixed sights.
• The unloaded weight is approximately 7.25 lbs.
• The firearm uses a fixed tubular magazine (tubular magazine).

Robustly engineered and finished for long service life, the 590A1 pairs proven pump-action reliability with duty-grade components. Its heavy-walled barrel, synthetic stock, and Parkerized metalwork make it a practical option for users who prioritize durability and straightforward function. The straightforward controls and fixed-sight layout keep operation simple while the fixed tubular magazine and cylinder-bore configuration support common defensive and training loads.

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