Kicks Industries Kicks Gobblin Thunder 12ga Rem Choke .660. 660 Stainless Steel choke tube that has been designed to produce port holes that are just right for the serious shooter. This choke tube has been crafted to produce port holes that are just right for the serious shooter. The porting on the choke tube allows for less recoil and allows for quicker and softer shooting. When used at the suggested shooting distances these choke tubes produce some of the most incredible hunting results ever seen. These choke tubes fit all standard 12 gauge Remington choke constrictions. For use in Remington choke tubes you must remove the lock nut completely and then install the booster. Specifications for Kicks Industries Kicks Gobblin Thunder 12ga Rem Choke .660: Manufacturer: Kicks Industries Color: Black Fabric/Material: Stainless Steel Gauge: 12 Choke Tube System: Remington Choke Diameter: 0.66 in Gun Make: Remington Additional Features: Ported Package Contents: Kicks Industries Kicks Gobblin Thunder 12ga Rem Choke .660