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 24 - Sight Front Bead - Choke Sport Set (5 Total) - LOP Type Fixed - LOP 12.5 - Barrel Finish Blued - Stock Finish Synthetic (Black) - Weight 5.5 - Length 40.75
