Enhance your shooting precision with the Carlsons Bismuth Mid-Range Choke Tube for Winchester 12ga shotguns. Engineered with CNC precision from 174 heat-treated stainless steel this choke tube stands out with its longer parallel section surpassing conventional factory designs. Specially crafted for Bismuth ammunition it ensures optimal dense patterns providing superior performance with every shot. Suitable for all lead and HeviShot loads this choke tube also accommodates steel shot up to size 2 offering versatility and reliability for any hunting scenario. Elevate your shooting experience with the unparalleled accuracy of the Bismuth Bone Buster choke tube.