The Winchester Invector Plus 12 Gauge Extended Modified Choke Tube is a premium accessory designed for precision and performance. Featuring an extended length and expertly engineered choke tapers this choke tube ensures a consistent and uniform pattern with every shot. Made from durable 17-4 stainless steel it is built to withstand rigorous use and is approved for steel lead and non-toxic shot. With a constriction diameter of .020 it is optimized for targets at 45 yards making it an excellent choice for both hunting and sport shooting. The sleek stainless finish adds to its durability and style while its compatibility with the Invector-Plus system guarantees seamless installation.