Within the World War II U.S. Model 12 trench gun serial range of 940,000-1,036,000 (April 1, 1942-March 21, 1944) noted in Canfield's "Complete Guide to United States Military Combat Shotguns". The barrel is dated "43" on the underside of the breech (barely viewable). Cylinder choke, 2 3/4" chamber, 13 1/8" LOP. Added reproduction trench handguard. "U.S." and flaming bomb marked receiver, "G.H.D./crossed cannons" marked buttstock. Includes "1917" dated Remington bayonet, scabbard, and canvas sling.