Product Description The Carlson&';s Choke Tubes Browning Invector Plus Extended Turkey Choke Tube in 20 Gauge with .585 constriction is purpose-built for serious turkey hunters who demand dense, consistent patterns in the field. Manufactured from 17-4 heat treated stainless steel, this extended choke tube is designed to withstand heavy buffered turkey shotshells while delivering superior downrange performance. Compatible with the Browning Invector Plus thread pattern, this choke fits popular shotgun models including the Browning Gold, Winchester Super X, and Winchester Supreme. The extended design protrudes approximately 1 inch from the end of the barrel and features a sleek matte blue finish. Optimized for use with copper plated and buffered lead turkey shotshells, this choke tube is backed by a lifetime warranty for lasting confidence in the field. Product Highlights Constructed from 17-4 heat treated stainless steel for exceptional durability and corrosion resistance Produces extra tight patterns with copper plated and buffered lead turkey shotshells for effective harvests Extended profile protrudes approximately 1 inch beyond the barrel end for enhanced pattern density Compatible with Browning Invector Plus thread pattern, fitting Browning Gold, Winchester Super X, and Winchester Supreme Backed by a lifetime warranty with a clean matte blue finish Specs Brand: Carlson&';s Choke Tubes Gauge: 20 Thread Pattern: Browning Invector Plus Constriction: .585 Diameter (Turkey) Material: 17-4 Heat Treated Stainless Steel Finish: Matte Blue Extension: Approximately 1 inch beyond barrel end Ported: No Shot Type: Hevi-Shot, lead, or copper plated lead Steel Shot Restriction: No steel shot larger than #4 may be used Compatible Firearms: Browning Gold, Winchester Super X, Winchester Supreme UPC: 723189103064 MPN: CRL10306 Warranty: Lifetime 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.