Swivel to smooth,super tention. The Material is steel alloy + brass 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. Quantity: 50pcs Specification: 1.It is particularly important to use for lure fishing, applicable to soft bait, hard bait, lead head hook, spinners, ect.,connector can be connected conveniently and fast,pole,sea rods,rock fishing group,rock fishing line,lure fishing ects.,such as explosive hook, string hooks, lures and sinker, and so on.The flying fishing ,pole line, connecting almost all the fishing will use it Package includes: 50 pcs