SHOTGUN: OMEGA FIREARMS MODEL AR 12 IMPORTED BY LKCI LLC, SERIAL NUMBER 20AR-0067, BLACK (MATTE), CASE NOT INCLUDED, SEMI - AUTOMATIC, 12 GAUGE, 20 Notes: Omega Firearms AR-12 12GA Shotgun Description: Type: Semi-automatic shotgun chambered in 12 gauge. Size: AR-style shotgun configuration. Capacity: Varies by specific configuration. Features: AR-style controls and configuration; specifications vary by model. Weight: Varies by configuration. Design: AR-pattern shotgun platform manufactured by Omega Firearms. Summary: The Omega Firearms AR 12GA is a 12-gauge semi-automatic shotgun with an AR-style configuration, with specific features and specifications varying by model.