Mossberg 590M 12 Gauge 18.5″ Tungsten Gray, Magpul SGA, 10+1

The Mossberg 590M is a purpose-built pump-action 12 Gauge designed for users who prefer a magazine-fed shotgun platform. This model ships with an 18.50″ barrel and a 10+1 capacity, and it carries a Tungsten Gray Cerakote finish on the barrel. The receiver is drilled and tapped, and the rifle-style Magpul SGA safety orange synthetic stock provides a familiar ergonomic interface. A fiber optic sight is included for improved sight acquisition in varied light.

Key Specifications

• The action is pump-action.
• The caliber is 12 Gauge.
• The barrel measures 18.50 inches.
• The capacity is 10 + 1.
• The barrel finish is Tungsten Gray Cerakote.
• The stock is Magpul SGA safety orange synthetic.
• The receiver is drilled & tapped steel.
• The feeding system is magazine-fed.
• The sighting is fiber optic.

Built to offer a compact, magazine-capable option in a widely recognized pump-action package, the 590M balances practical handling with tactical features like a threaded receiver and fiber optic sighting. Its Magpul SGA stock and Cerakote barrel deliver durable, user-focused ergonomics for range use, training, and general-purpose applications.