Carlson's Choke Tubes 07470 Delta Waterfowl Winchester 12 Gauge Mid/Long Range Extended 17-4 Stainless Steel

Carlson's Delta Waterfowl Extended Choke Tubes are manufactured from 17-4 stainless steel and designed to throw tighter and denser patterns than conventional choke tubes. Featuring a 25% longer parallel section in the choke for more consistent patterns. Knurled end for quick removal and laser marked constriction and size for easy reference. Suitable for steel shot up to BB size at speeds up to 1550 FPS through the long-range constriction. Mid-range choke tube should be used for steel loads exceeding those limits. Designed specifically for Winchester 12 gauge shotguns with Invector configuration, ideal for waterfowl hunting in harsh environments.