Walnut-stocked 20-gauge M2 Field. A refined small-bore upland gun with traditional aesthetics. The 20-gauge walnut M2 is one of the more attractive guns in the Benelli lineup at this price point. Type: Shotgun Action: Semi-Automatic Caliber: 20 Gauge Capacity: 4 Year introduced: 2003, Italy Weight: 45 oz Overall length: 47" Status: Active Intended use: Hunting