Carlson's Cremator Choke Tube is designed for 20 Gauge Berretta/Benelli Mobil shotguns and features long/mid-range porting. It includes two chokes and is constructed from durable 17-4 stainless steel. The choke employs Triple Shot Technology (TST), which consists of three graduated rings in the taper section, providing a smoother transition from the shotgun bore to the choke constriction. This design reduces pellet deformation, minimizes flyers, and produces denser shot patterns. The choke also allows for wrench-less installation and quick removal while offering muzzle protection.Key FeaturesTriple Shot Technology: Features three graduated rings for a gradual transition and improved shot patterns.Material: Constructed from 17-4 stainless steel for enhanced durability.Included Chokes: Comes with two chokes for versatile shooting options.