Made of high quality material, which is sturdy constructed, high strength. Excellent corrosion resistance, abrasion resistance and shock resistance. Quick lock-open design, that you can change leaders or lures in seconds.Multi-size would work great for freshwater like fishing.Best Combo from Size 2 to 10, LB Test from 12KG to 30KG.Connector Fishing Tackle Kit.Simple design for easy operation, suitable for all fishing needs.Color: as show in the pictureMaterial: Copper AlloySize: 2 , 4 , 6 , 8 ,10 Color: as shown in the picturesSize: 2Length: 3.6cmTest Weight: 30kgSize: 4Length: 3.9cmTest Weight: 25kgSize: 6Length: 2.4cmTest Weight: 18kgSize: 8Length: 2.2cmTest Weight: 12kgSize: 10Length: 2.1cmTest Weight: 12kgPackage Contents: 95 pieces * Fishing swivel1 * plastic boxOnly the above package content, other products are not included.Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.