Willow Leaf Shape: This blade features a willow leaf design that rotates rapidly with the current when retrieving, creating water splash and sound to attract fish. 3 Styles: Available in three different sizes. The product includes 30 iron fishing spring pins and 30 stainless steel fishing roller bearings. Replacement Blades for Jigs and Spinners: Ideal replacement parts for lures and spinners, including willow blades, rolling swivels, fishing spring pins, stainless steel roller bearing connectors, and other lure accessories. Easy To Set Up: Equipped with smooth-running ball bearings, the blades spin automatically even with minimal lure movement, offering superior performance compared to other blade types. Blades Add Flash: As the bait moves through the water, the blades spin and vibrate, enhancing the lure with added flash and action. Improves attraction when used with worms, swimbaits, jigs, crankbaits, jigheads, and similar lures.