Developed by BASS Elite Angler KJ Queen. These are the best scoping jig heads ever invented. The high density of tungsten is necessary for vivid returns on forward facing sonar. The head and line tie are positioned to impart a side to side rolling action on all plastic minnow style baits. Perfect for hovering or strolling. The side to side roll triggers higher number of strikes on all species of fish. These are a must have for live scoping beginners and expert anglers. Patent Pending.