194: Mossberg Model 500A Pump Shotgun in 12 Gauge with 22" and 26" Barrels. This neat little shotgun is perfect for just about any purpose and it features a 22" slug barrel with rifle sights, a 26" vented ribbed barrel, a checkered wood stock and forearm and a blued finish. The gun is in very good condition. Estimated Value: Low: $500 High: $600