Mossberg 590A1 Model 50795 12 Gauge Shotgun 18.5" Barrel 6+1 Black

The Mossberg 590A1 delivers military-proven reliability in a tactical shotgun built to exceed the demanding requirements of law enforcement and military users. This 12-gauge platform features an 18.5-inch barrel and 6+1 capacity, providing the versatility needed for home defense, duty use, and tactical applications.

What Makes This Different

The 590A1 stands apart from standard shotguns through its heavy-walled barrel construction and metal trigger guard and safety button. While civilian shotguns use aluminum components, this model incorporates steel construction throughout critical stress points. The ghost ring sights and Parkerized finish provide enhanced durability compared to basic bead sights and standard bluing found on hunting shotguns.

Key Features

• Heavy-walled 18.5-inch barrel rated for continuous use with buckshot and slugs
• Steel trigger guard and safety button for enhanced durability under stress
• Ghost ring rear sight with front blade for rapid target acquisition
• Parkerized finish provides corrosion resistance in harsh environments
• Cylinder bore choke optimized for defensive ammunition patterns
• Speed-feed stock compatible with various tactical accessories
• Ambidextrous safety located behind trigger guard for universal operation

Field performance demonstrates consistent cycling with 2¾-inch and 3-inch shells across temperature extremes from -20°F to 140°F. The cylinder bore configuration produces effective patterns with 00 buckshot at defensive distances while maintaining accuracy with rifled slugs out to 75 yards. Law enforcement agencies rely on this platform for patrol vehicle deployment and tactical operations where reliability cannot be compromised.

Technical Specs

• Gauge: 12 gauge, 3-inch chamber capability
• Barrel Length: 18.5 inches, heavy-walled construction
• Capacity: 6+1 rounds (2¾-inch shells)
• Overall Length: 39.5 inches
• Weight: 7 pounds
• Choke: Cylinder bore, fixed
• Stock: Synthetic with Speed-feed compatibility
• Finish: Parkerized metal, matte black synthetic
• Sights: Ghost ring rear, blade front
• Safety: Ambidextrous tang-mounted
• Country of Origin: United States

The 590A1 represents the intersection of proven military specifications and civilian accessibility. Professional users choose this model when standard shotguns cannot meet operational demands, making it the logical choice for serious defensive applications.