1、[Reliable material and coating / rust prevention] Stainless steel is used for the ring and snap part, and high quality copper alloy that is resistant to rust is also used for the main body part. Waterproof coating is applied to the whole to further improve rust prevention. 2、[Achieves natural lure action] A ball bearing is built in the swivel body, and smooth high-speed rotation creates a natural lure action! In addition, you can avoid troubles such as entanglement of gimmicks even when using other than lures. 3、[Welding ring, quick snap] Welding ring is used for the ring part instead of split ring. It is hard to damage the line, and you can avoid line damage and line breaks caused by being caught in the split. In addition, quick snap allows smooth lure change. Don't miss a moment! 4、[Large capacity 30 pieces, sticking to cost performance] Excellent cost performance has been achieved without degrading quality as much as possible. Since it is a consumable item that is directly related to fishing results, we will provide it in a large capacity of 30 pieces! Please use it not only for lure fishing but also for various fishing. 5、[Multi- Size] #0/strength 11kg/about 22mm, #1/strength 17kg/about 25mm, #2/strength 21kg/about 30mm. 30*Connecting ring Name: Luya connection ringSpecification: No. 0 (pull force 11 kg), No. 1 (pull force 17 kg), No. 2 (pull force 21 kg)Material: metal