Carlsons Beretta/Benelli 12 Gauge Ported Sporting Clay Choke Tubes reduces recoil and at the same time reduces muzzle jump making follow up shots quick and easy. Manufactured from 17-04 stainless steel and precision machined to produce a choke that patterns better, this Choke Tube made by Carlson's offers you less recoil, than standard flush mount choke tubes. The Carlsons Beretta/Benelli Ported Spotting Clay Choke Tube for 12 Gauge features a 25% longer parallel section in the choke which allows for tighter, denser patterns, with less flyers and more pellets on the target. The extended portion of this Carlsons Beretta/Benelli Choke Tube allows for quick and easy removal and insertion. Lead, Copper-plated, Nickel, Hevi-shot, Bismuth and tungsten may be shot through these Carlson's Shotgun Choke Tubes.