The M3020 3 inch chambered 20gauge, Inertia Driven semi-automatic shotgun joins Stoeger's line of high quality affordable firearms, Versatility value and solid reliability make the M3020 ideal for waterfowl, Wild turkey or upland Game. The 3020 handles a full range of loads from 2 ¾ inch up to potent 3 inch magnums without adjustments For reliability and performance no other 20ga semi-auto in its price range compares