Open Box Dealer Demo Carlsons Choke Tubes Snow Goose Ported Winchester Mid Range White NSN N. This helps the snow goose choke to function at it's optimum efficiency. The longer slug area on this choke helps it to be less affected by the heat of the extrusion process. These chokes have been specifically designed for use with Carlson's special Benelli Long Action snow goose choke tubes. These chokes have been optimized through extensive testing to give you the best possible performance. Each choke tube constists of 17-4 heat treated material that ensures high strength and corrosion resistance. These chokes come with an easy to use choke tube wrench that fits sock or friction choke tube. Specifications for Carlson's Choke Tubes Snow Goose Ported: Manufacturer: Carlson's Choke Tubes Color: White Fabric/Material: 17-4 Stainless Steel Gauge: 12 Additional Features: Ported Included Accessories: Choke Wrench Country of Origin: USA Features of Carlson's Choke Tubes Snow Goose Ported Snow Goose Ported Benelli Crio/Crio Plus 2 PK (MR & LR) Package Contents: Carlson's Choke Tubes Snow Goose Ported wrench Carlsons Choke Tubes 11546 Snow Goose Ported Winchester Mid Range White NSN