The Primos 69407 jelly head Mag 12ga is designed to increase the range and pattern density of your favorite turkey gun! the jelly head maximum utilizes an extended taper and fluted ports to tighten patterns up to 20 percent and reduce recoil. Allowing you to stop gobblers in their tracks at even longer ranges! Primos utilized proprietary black-t coating, the same protective barrier utilized by the military's special Forces to prevent rust and corrosion on weapons in the harshest environments, like turkey hunting. Ask any Hunter who makes the best game calls and chances are you'll hear the name Primos. Primos makes calls for every Category of game species hunted in North America in additional to clothing and accessories. Primos mission is to maintain the hallmark that defines them: quality.