The Mossberg 500 Combo is a pump-action shotgun that is highly adaptable to a range of needs thanks to the two interchangeable blued barrels. It features an alloy aluminum receiver and depending on the model is available with a hardwood or synthetic stock. Other features include dual action bars and extractors an ambidextrous tang safety sling swivel studs and a takedown design. Details Gauge 20 - Capacity 6 - Chamber 3 - Barrel Type Vent Rib PortedPorted - Barrel Length 26-24 - Sight Duel Bead ADJ Rifle - Choke ACCU-Set Fully Rifled Bore - LOP 13.875 - Barrel Finish MO Break-Up Country - Stock Finish Synthetic - Weight 7 - Length 45.5-43.5