The Rob Roberts T3 Triple Threat Optima Plus 12 Gauge Choke is expertly crafted for those challenging shots at extended ranges. Whether you're targeting high flyers or long trap targets this choke ensures superior performance. It accommodates steel exotic non-toxic or lead shot making it versatile for various shooting needs. Constructed from 17-4 PH stainless steel this choke is the result of extensive product development and cutting-edge technology offering durability and reliability in the field.