The Mossberg 590A1 Tactical in 12 gauge (brand part no. 50765) is a pump-action shotgun built around an 18.5-inch barrel with a 3-inch chamber, built to the military-specification 590A1 standard with a heavier barrel and receiver. Mossberg finishes the 590A1 in black Parkerized steel, tops it with ghost ring sights, and equips it with an ambidextrous top-tang safety. Among pump-action shotguns in the pump-action shotguns category, the 590A1 favors shooters who want the military-spec standard Mossberg builds for the U.S. Armed Forces.

Key Specifications

• Chambered in 12 gauge with a 3-inch chamber.
• Operates as a pump-action shotgun.
• Features an 18.5-inch barrel.
• Feeds from a magazine with a 6+1 capacity.
• Equipped with ghost ring sights.
• Runs an ambidextrous top-tang safety.
• Includes a Cylinder Bore choke.
• Finished in black Parkerized steel.
• Overall length is 42.5 inches.
• Ships at approximately 8.8 pounds.

Frequently Asked Questions

What makes the 590A1 different? It’s built to a military specification with a heavier barrel and receiver than the standard 590.

What sights does it use? Ghost ring sights for fast, precise target acquisition.

Buy the Mossberg 590A1 Tactical 12 Gauge

The military-spec standard Mossberg builds for the U.S. Armed Forces is exactly what the 590A1 delivers. Order it from our Lubbock, Texas gun shop for fast, insured shipping to your FFL.