The Rob Roberts T2 Triple Threat Invector Plus 20 Gauge Choke is expertly crafted for those mid-range shots making it ideal for hunting mallards in flooded timber dove shooting and tackling most sporting clays and 16-yard trap targets. Constructed from 17-4 PH stainless steel this choke tube embodies years of dedicated product development and innovative technology. Its robust design ensures durability and precision providing a reliable and consistent performance every time.