12 Gauge. 34" barrel length to unsingle barrel and 30" to double set. SN: K01035. 2.75" chamber length. 14.25" length of pull. 1" drop to comb. 2" drop to heel. Satin stainless steel finish on the frame and small parts with blued barrels and mounting polished walnut semi-pistol grip stocks with a comb adjustable for height and cast. Break action over/under boxlock shotgun with extractors and mounting an adjustable barrel rib to the unsingle barrel. The frame is engraved KOLAR above their {Rampant Lion} insignia and surrounded by scroll engraving that adorns all sides of the frame, the triggerguard, tang, and lever. Item features a single selective trigger and a tang mounted safety catch. The stock features bordered checkering to the wrist and forend with a polished finish to the highly figured walnut. The unsingle barrel set is marked on the right side of the upper barrel cover KOLAR ARMS INC.-RACINE. WISC. U.S.A. A similar mark appears on the double barrel set. All the serial numbers including both barrel sets match the frame. Item mounts detachable chokes with the double barrel set mounting a Light Modified insert to the lower barrel and Light Full to the upper barrel while the Unsingle barrel mounts a Modified choke insert. The double barrel set is missing the extractor for the upper barrel.