The Mossberg SA-20 is a 20-gauge semi-automatic shotgun with gas operation for smooth cycling. It sports a blued barrel aluminum receiver synthetic stock with optional pistol grip and 3 chamber. Select SA-20 models may be fitted with ghost ring rear and winged front fiber optic sights Picatinny rail and Picatinny magazine tube tri-rail.DetailsGauge 20 - Capacity 5 - Chamber 3 - Barrel Type Vent Rib - Barrel Length 22 - Sight Fiber Optic 3-dot - Choke Ext Turkey Tube - LOP Type Fixed - LOP 14 - Barrel Finish Matte Blued - Stock Finish Synthetic (Mossy Oak Obsession) - Weight 5.5 - Length 46.5
