Vierling (4 barrel) 16×16 gauge * 7x57R * 5.56x 34R calibers. 23 1/2″ barrels, side clips, Greener type third fastner with double underlocking lugs. Beautifully game scene engraved receiver. Top lever opening with lever actuated barrel selector. Double triggers with the rifle set. Checkered forend and pistol grip buttstock ending with a horn buttplate and engraved bullet trap. Very fine original condition, nice bright rifle bores. Mechanically excellent.