Yo-Zuri 3D Magnum Sinking Lures are trolling lures designed to be fished with a crimp, loop knot, cable or single strand wire. These lures are deadly on many offshore species such as tuna, wahoo, dolphin, and king mackerel. These trolling lures can be pulled from 4-9 knots with a wide swimming action and runs right out of the box with no tuning necessary.Color Change TechnologyProprietary Polycarbonate BodyThrough-wire constructionExtra Large Eye3X Strong TreblesHeavy Duty Split Rings