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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