MAC 1014 Marine 12GA 18.5″ Semi-Auto Shotgun

Description

The MAC 1014 Marine is a 12 Gauge semi-automatic shotgun built around a self-regulating piston operating system and finished for enhanced corrosion resistance. It ships with a fixed polymer pistol-grip stock and forearm, a Picatinny-style receiver rail, and an adjustable ghost-ring rear sight plus a front post with a contrasting white dot. The 18.5-inch barrel accepts the Benelli/Mobil choke tube pattern and the package includes multiple choke options for pattern tuning.

Key Specifications

• The chambering is 12 Gauge.
• The action is a Semi-Auto piston design.
• The barrel measures 18.5 inches and uses the Benelli/Mobil choke pattern.
• The maximum chamber size accepts 3-inch shells.
• The metal surfaces use an electroless marine nickel finish for corrosion resistance.
• The stock material is synthetic with a fixed pistol-grip configuration.
• The sighting system is a ghost-ring rear and blade front with a white-dot front post.
• The shotgun includes three internal choke tubes (Benelli/Mobil pattern).
• Additional factory features include a receiver Picatinny rail and a self-regulating piston operating system.

Designed for reliable operation across a wide range of loads, the MAC 1014 Marine combines a corrosion-resistant finish, proven piston system, and a practical sighting and accessory interface. Its configuration makes it suitable for duty-oriented applications and home-defense roles where durability, simple maintenance, and adaptability are priorities. The included choke set and Picatinny rail provide immediate flexibility for pattern tuning and accessory mounting to match the shooter’s needs.