The Stoeger M3020 is a 20-gauge variant of the M3000, featuring inertia operation with 28-inch vent-rib barrel. Lighter than the 12-gauge M3000 and ideal for upland hunters and recoil-sensitive shooters seeking a semi-auto option. Type: Semi-Automatic Shotgun Action: Inertia-Operated Caliber: 20 Gauge Capacity: 4 Year introduced: 2015, Turkey Weight: 5.7 oz Overall length: 49" Status: Active Intended use: Field, Hunting, Youth