True Bass True Lock Swimbait Jig Head - The True Bass True Lock Swimbait Jig Head design has eliminated the need to use superglue with your swimbaits. It features a unique screw lock design with a concave backing that allows the swimbait to suck right up to the back of the head itself. The True Lock Jig Head features a sticky sharp Mustad hook with the perfect degree bend for hooking those big fish.