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IA Iron River Armory

EAA Girsan MC312 12ga 28in Camo Semi-Auto Shotgun

SKULIP|EU390150 Conditionnew CategorySemi Auto Shotguns
$495.64
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About this product

The EAA Girsan MC312 is a 12 gauge inertia-operated semi-automatic shotgun intended for field and sporting use. It is built with a 28-inch vent-rib barrel and a 3.5-inch chamber to accommodate common 12 gauge shells. The marsh-camo synthetic stock and forend provide durable, weather-resistant handling and include sling swivel studs for carry. An optics-ready receiver with an integrated Picatinny rail allows mounting of scopes or red dot sights.

Key Specifications

  • The gauge is 12 Gauge.
  • The action is an inertia-operated semi-automatic system.
  • The barrel length is 28 inches with a vent rib.
  • The maximum chamber size is 3.5 inches.
  • The weight is approximately 6.94 lbs.
  • The overall length is 50 inches.
  • The stock material is polymer (synthetic) in camouflage finish.
  • The receiver is optics-ready with an integrated Picatinny rail.
  • Sights include a high-visible front sight and fixed sights configuration.
  • Includes five interchangeable choke tubes (Optima threads).

Well-suited for upland and field shooting or a day on the range, the MC312 pairs a simple, low-maintenance inertia operating system with weather-resistant synthetic furniture and modular choke options. Its optics-ready receiver and integrated rail give practical flexibility for different shooting tasks while the vent-rib barrel supports consistent sighting in typical sporting shotgun applications.

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Specs at a glance

EAA Girsan MC312 12ga 28in … SPECS AT A GLANCE 6.94 lbs WEIGHT 28 inches SIZE
Editorial diagram — measurements verified during testing.
Sources & methodology. Editorial review and rating by Travis Caldwell based on hands-on testing notes and published vendor specifications. Pricing verified at time of publication.
$495.64