Specifications: Swivel to smooth, super tension. On the case by the strong force, it can rotate flexibly. It is applicable to many different kinds of fishing, it is your good helper. It is particularly important to use for lure fishing, applicable to soft bait, hard bait, lead head hook, spinners, etc., connector can be connected conveniently and fast, pole, sea rods, rock fishing group, rock fishing line, lure fishing etc., such as explosive hook, strings hooks, lures and sinker, and so on.The flying fishing, pole line, connecting the monsters, almost all the fishing will use it. Type: Fishing Swivels with Snap Material: Metal Quantity: 50Pcs Size Detail 2#: Length: 39mm/1.54", Strength: 21kg (Approx.) 4#: Length: 33mm/1.30", Strength: 17kg (Approx.) 6#: Length: 28mm/1.10", Strength: 13kg (Approx.) 8#: Length: 22mm/0.87", Strength: 9kg (Approx.) 10#: Length: 16mm/0.63", Strength: 4kg (Approx.) Notes: Due to the light and screen setting difference, the item's colour may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Package Includes 1 Set of Fishing Swivels with Snap (50Pcs)