181: Boito (Interarms) O/U Shotgun in 12 Gauge with 28" Vented Ribbed Barrels. This double barrel shotgun features 28" vented ribbed barrels, a checkered wood forearm and stock, double triggers, a tang safety and a blued finish. The gun does show a couple of hunting dings to the wood and the finish, but remains in good condition. Estimated Value: Low: $375 High $500