The included Krieghoff factory letter dated February 7, 1991 confirms the model, serial number, configuration, engraving, and extra barrel sets. The letter further states that at the time of its purchase, this was the first and only 28 gauge KS-2 shotgun manufactured. Single bead sight on the matte concave rib with 3 inch chambers, standard markings and German proofs on the flats, modified/full chokes, "IMPORTED BY MELVIN J. HUNTING, BELLE MEAD, NEW JERSEY" marking on the underside of the right barrel, and light engraving around the breech. The receiver and lock plates are an attractive coin finish with detailed floral and scroll engraving and bulino engraved detailed game bird scenes of quail on the right, ducks on the left, and ducks on the underside. The individual birds are rendered in fine gold inlay. The trigger guard and tangs are engraved to match. With a single selective trigger and sliding tang safety. With a rubbed oil finished, highly figured English walnut forearm with Anson latch, engraved fittings, and straight grip stock with tear drop flats and checkered bare butt. The extra barrel sets are also 26 inches with matching serial numbers, 3 inch chambers, and improved cylinder/modified chokes, and skeet/skeet chokes. Individual barrel measurements are: 1) bore diameter at 9 inches from breech .563/.563 inch; minimum wall thickness .028/.028 inch. 2) bore diameter at 9 inches from breech .562/.562 inch; minimum wall thickness .028/.028 inch. 3) bore diameter at 9 inches from breech .562/.562 inch; minimum wall thickness .028/.028 inch. Stock measurements are: drop at comb 1 1/4 inches; drop at heel 1 3/4 inches; length of pull 14 1/8 inches. With fitted leather bound Krieghoff takedown case.