M590A1 MARINER 18.5" / 7 rounds

The Mossberg 590A1 MARINER is a heavy-duty pump-action shotgun engineered for extreme durability and reliable service in demanding environments. Built to meet MIL-SPEC 3443G, the 590A1 features a heavy-walled 18.5-inch barrel finished in corrosion-resistant Marinecote, a metal trigger guard and metal safety for rugged longevity, and a clean-out magazine tube for straightforward maintenance. The proven steel-to-steel lockup, dual extractors, twin action bars and anti-jam elevator deliver dependable function under stress, while the top-mounted ambidextrous safety and synthetic stock with M-LOK forend provide practical, service-oriented ergonomics. Its robust construction and tested endurance make the 590A1 MARINER a preferred choice where mission-critical reliability and corrosion resistance are required.

Main features:

♦ MIL-SPEC construction
♦ Heavy-walled 18.5" barrel with Marinecote finish
♦ Metal trigger guard and metal manual safety
♦ Clean-out magazine tube (easy maintenance)
♦ Drilled & tapped receiver for accessories
♦ Capacity 6+1 (12 Gauge, 3" chamber)
♦ Overall length 39.5", fixed LOP 13.87", bead sight, synthetic stock with M-LOK forend

Parameters:

• Caliber: 12GA
• Barrel length: 18.5" (47 cm)
• Overall length: 39.5" (100 cm)
• Magazine capacity: 6+1 rounds
• Surface finish: Marinecote
• LOP: 13.87"
• Weight: 3.18 kg
• 3" chamber
• Sights: Bead
• Ergonomic synthetic stock
• M-LOK forend