Carlson's Choke Tubes Tactical Muzzle Brake Ber/Benelli Mobil Cylinder Black. This new choke tube is manufactured from 17-4 Heat Treated Stainless Steel. The Cylinder Choke Tube may be used with ALL shot shells including Lead Steel Hevi-Shot and even slugs. Has a head that extends approximately 2.75 inches beyond the end of the barrel and features a matte black finish. The addition of this new choke will not only make any ordinary shotgun look extraordinary but also significantly reduce recoil allowing for better control of your firearm and quicker follow-up shots. Perfect for Law Enforcement or Home Defense. These chokes are covered by the Carlson lifetime warranty. Specifications for Carlson's Choke Tubes Tactical Muzzle Brake: Ber/Benelli Mobil Cylinder: Manufacturer: Carlson's Choke Tubes Color: Black Condition: New Country of Origin: USA Features of Carlson's Choke Tubes Tactical Muzzle Brake: Ber/Benelli Mobil Cylinder Tactical Muzzle Brake: Ber/Benelli Mobil Cylinder Package Contents: Carlson's Choke Tubes Tactical Muzzle Brake: Ber/Benelli Mobil Cylinder Carlson's Choke Tubes 84030: Tactical Muzzle Brake: Ber/Benelli Mobil Cylinder Black