Product DescriptionUpgrade your waterfowl setup with the Carlson's Delta Waterfowl Extended Choke Tube. Built from tough 17-4 stainless steel with a durable blue finish, this 12-gauge mid-range choke is engineered to deliver tighter, denser, and more consistent patterns. The extended, knurled design makes changes fast and easy in the field, while clear laser markings identify constriction and size at a glance. Optimized for steel shot and compatible with Winchester, Browning Invector, and Mossberg 500 shotguns, it features a 25% longer parallel section for superior pattern consistency and extends approximately 3/4 inch beyond the muzzle for added protection.Product HighlightsMid-range constriction ideal for 25-40 yard waterfowl shotsExtended, knurled tube for quick, tool-free installation and removalPrecision 17-4 stainless steel construction with corrosion-resistant blue finish25% longer parallel section for tighter, more consistent patternsFits Winchester Win-Choke, Browning Invector, and Mossberg 500 12-gauge shotgunsSpecsGauge: 12 GaugeChoke Type: Extended, Mid-RangeConstriction Diameter: 0.710 inCompatibility: Winchester Win-Choke, Browning Invector, Mossberg 500 (12-gauge)Material: 17-4 stainless steelFinish: BlueShot Compatibility: Suitable for steel shot; also compatible with lead, copper, and Hevi-ShotExtension: Approximately 3/4 in beyond muzzleCountry of Manufacture: USAUPC: 723189074746Manufacturer Part Number: 07474Brand: CarlsonsDisclaimer: 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.