Description: Swivel to smooth, super tention. The Material is copper. 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. Specification: Material: Copper Size 4#: Approx. 21mm/0.83inch Color: Silvery Package Includes: 50 Pieces Fishing Swivels
