The Iver Johnson choke tube for the .410 bore delivers reliable stainless steel durability with an extended, extra full choke designed to tighten patterns at longer ranges and optimize shot placement in upland and small game situations. Crafted from stainless steel for corrosion resistance and longevity, this choke tube features a Mobil thread pattern that ensures secure installation and consistent performance with compatible Iver Johnson platforms. The 0.410 bore configuration paired with an extended choke arc concentrates shot string and reduces flyers, making it a solid choice for users seeking denser patterns in turkey or target scenarios where precision matters. With its balanced dimensions (0.65 x 0.65 x 3.55), the tube integrates smoothly into a range of shotguns, enabling a straightforward upgrade to enhanced performance without altering point-of-impact dynamics. Whether you're chasing tight skeet pairs or working toward cleaner, more efficient harvests on smaller game, the extra full choke profile helps maximize pellet density at practical distances. Iver Johnsons attention to stainless construction and thoughtful threading support dependable performance under field conditions, ensuring you can rely on the choke tube when it counts.