12 gauge, chambers marked 65mm now altered to 70mm (2 3/4″). Beautifully game scene engraved sideplates double Kersten locking top bolts and double underlocking lugs. Double triggers. 26 1/2″ barrels with solid rib and choked L: .018″ O: .025″. Three piece forend, straight grip buttstock measuring 16″ over an extension and hardrubber pad. It measures 12 3/4″ from the front trigger to the extension. Weight: 7lbs 14oz. Comb: 1 1/2″ Heel: 2 1/2″ Professionally refurbished with exceptional wood. Mint bores, mechanically excellent. 1929 mfg.