Mossberg 590A1 Model 50794 12 Gauge Shotgun 18.5" Barrel 6+1 Black

The Mossberg 590A1 delivers military-grade reliability in a compact 18.5-inch configuration designed for tactical applications and home defense. This 12-gauge platform meets U.S. military specifications and provides the stopping power professionals demand in critical situations.

What Makes This Different

The 590A1 features a heavy-walled barrel and metal trigger guard assembly that exceeds standard civilian shotgun construction. Unlike standard hunting shotguns, this model incorporates dual extractors and positive steel-to-steel lockup for enhanced reliability under stress. The parkerized finish provides superior corrosion resistance compared to basic blued surfaces, while the cylinder bore choke accommodates various ammunition types without modification.

Key Features

• Heavy-walled 18.5-inch barrel rated for continuous military use
• 6+1 shell capacity with 3-inch chamber capability
• Dual extractors and twin action bars for reliable cycling
• Metal trigger guard and safety button for durability
• Parkerized finish resists corrosion and wear
• Ghost ring sights for rapid target acquisition
• Cylinder bore choke accepts all standard 12-gauge ammunition

Field performance demonstrates consistent cycling with various loads from light target rounds to heavy buckshot and slugs. The 590A1 maintains zero through thousands of rounds while operating in adverse conditions including mud, sand, and extreme temperatures. Law enforcement agencies rely on this platform for breaching operations and close-quarters engagements where reliability cannot be compromised.

Technical Specs

• Gauge: 12 gauge, 3-inch chamber
• Barrel Length: 18.5 inches, cylinder bore
• Overall Length: 39.5 inches
• Weight: 7 pounds
• Capacity: 6+1 rounds
• Stock: Black synthetic with textured grip surfaces
• Finish: Parkerized metal surfaces
• Sights: Ghost ring rear, front blade
• Safety: Tang-mounted, ambidextrous
• Action: Pump-action with dual action bars

The 590A1 represents proven engineering backed by military contracts and decades of field use. Professional users choose this shotgun when mission success depends on absolute reliability and immediate stopping power.