The GT Lures YFR3 Yellowfin Rocket 3oz trolling lure is designed for use in front of a trolled ballyhoo. The Yellowfin Rocket features a keel weight, back of the head comes pre-drilled for the ballyhoo?s beak, and premium hair to add some more color to your hoo. Best used along with a medium sized ballyhoo, the GT Lures Yellowfin Rocket will help you and your crew take down dolphin, yellowfin tuna, bluefin tuna, bigeye tuna, and even wahoo if you get lucky