The Rob Roberts Gun Works 200132 T3 Triple Threat Invector Plus 20 Gauge 17-4 PH Stainless Steel combines precision engineering with rugged durability to deliver a crushing shot at the edge of the range, making it a standout choice for high flyers and long trap targets alike. Crafted from 17-4 PH stainless steel, this choke tube merges advanced technology and years of product development to provide reliable performance across a variety of ammunition, including steel, exotic non-toxics, or lead shot, while maintaining consistent constriction and durability. Designed for 20 gauge platforms, the Triple Threat configuration optimizes pattern density and stability, helping shooters maintain tight, repeatable groups under demanding field conditions. The Invector Plus compatibility ensures smooth installation and secure fit, so you can trust it to perform when the moment counts. Whether youre dialing in bench work or pushing limits at the range, this choke tube from Rob Roberts Gun Works delivers versatility, robustness, and consistent performance, backed by a heritage of craftsmanship and a reputation for precision in shotgun components.