Mossberg 600AT, 12 ga. slide action shotgun. Serial #H844435. Good condition. 18 1/2 barrel has an excellent bore, Poly Choke welded. Single bead front sight. 3" magnum chamber. Blue finish is 85% with some wear on the barrel and typical slide wear. Folding stock, pistol grip, and ribbed forearm are in great shape with some surface oxidation. Shell holder on the side of the receiver. Should make a good truck gun! Gunrunner West item.