Originally imported as Model IZH2. Over/under now marketed as MP310. Offered in 12-, 20-gauge or .410 bore, with 26" or 28" barrels. Hammer forged barrels, machined steel receiver. Monoblock checkered walnut two-piece stock. Hard chrome-lined barrels, ventilated rib, ejectors, auto safety and single selective trigger. NOTE: Add $100 for Sporting Clays model.