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 Ported - Barrel Length 22-24 - Sight Dual Bead Adj Rifle - Choke Accu-Set Fully Rifled Bore - LOP Type Adjustable - LOP Choice of 12 or 13 using spacer system - Barrel Finish Mossy Oak Obsession - Stock Finish Synthetic w Spacer - Weight 5.25 - Length 39.75