Yakima Bait Mulkey Spinner Blades send out flash and vibration like a feeding beacon. Their size perfectly pairs with rotating flashers on your trolling rig. Flat facets stamped into the blades creates a strobe-like reflection for superior attraction you wont get using plain curved blades. Guide Terry Mulkey fine-tuned the tooling to maximize vibration on the retrieve.Sends out flash and vibration like a feeding beaconSized to perfectly pair with rotating flashers on your trolling rigFlat facets stamped into the blades creates a strobe-like reflectionTooling maximizes vibration on the retrieveYakima Bait Mulkey Guide Flash Spinner Blades 829991 Size 4 Brass Qty 2