Product DescriptionBuilt for dependable performance on spring birds, this Carlson&';s Extended Turkey Choke Tube is manufactured from 17-4 heat-treated stainless steel to handle heavy, buffered turkey loads. Designed for Beretta/Benelli Mobil 12-gauge shotguns, it extends approximately 1 inch beyond the muzzle and features a 1.050-inch parallel section to deliver consistently tight, even patterns. For best results, use with copper-plated and buffered lead turkey shotshells; do not use steel shot larger than #4.Product Highlights 17-4 heat-treated stainless steel construction for strength and durability .665 turkey constriction engineered for dense, uniform patterns Fits Beretta/Benelli Mobil 12-gauge shotgun systems Extended design projects about 1 inch beyond the barrel for consistency 1.050-inch parallel section optimizes pattern performance; no steel shot larger than #4 Specs Product Type: Extended Turkey Choke Tube Gauge: 12 Gauge Fit/Thread: Beretta/Benelli Mobil Constriction: .665 (Turkey) Material: 17-4 heat-treated stainless steel Extension: Approx. 1 inch beyond muzzle Parallel Section Length: 1.050 inches UPC: 723189195922 MPN: 19592 Brand Name: Carlsons Disclaimer: We strive to provide accurate and up-to-date product descriptions, specifications, and images; however, errors or omissions may occasionally occur. We are not responsible for any inaccuracies or discrepancies in the content provided. If you notice anything incorrect or unclear, please contact us so we can correct it. When in doubt, we recommend verifying details directly with the product&';s manufacturer.