This is an excellent example of a very desirable World War II U.S. Army contract Stevens Model 520-30 trench shotgun with the correct bayonet lug adapter and ventilated handguard. The right side of the barrel has the three-line Stevens Company address. The left side has the two-line gauge markings "PROOF TESTED-12 GAUGE/-2 3/4 INCH CHAMBER-". Choke gauges at cylinder. The left side of the receiver is stamped "MOD. 520-30", and it has the correct "P/Ordnance Bomb" proof on the barrel and right front edge of the receiver. It has an all blue finish with smooth forearm and pistol grip stock with a black plastic buttplate. The stock and bayonet lug are correctly fitted with sling swivels. Length of pull is 14 inches. Includes a 1918 dated U.S. M1917 bayonet, olive drab green leather scabbard, and M1907 leather sling, Provenance: The Steven Preston Military Collection

Excellent, retains 95% plus original blue finish overall showing only minor cycling wear, with sharp edges and markings in the metal. Wood is also excellent with defined edges, some light handling marks, and rich oil finish. Mechanically excellent. Included bayonet is excellent with a crisp blade and some light handling marks on the handle, scabbard is very good with some light wear. This is among the finest examples of a U.S. Stevens Model 520-30 trench shotgun we have ever offered at Rock Island Auction!