No much words need to emphasize how good ball bearing swivel is, fishers just lover them. With stainless steel balls loaded, they rotate without any limit and keep lines from twisting. The snap help you changing lures in seconds even without re-tie. Ball bearing swivel made of copper body with stainless steel welding ring Stainless steel balls loaded for smooth action Quick and easy to change lures just sliding the lure on or off at the snap closure. Heavy duty straight shank, never come undone in fighting like those round weak shank Made of copper and stainless steel with black nickel coated High strength and durability Easy and quick lock-open design Color: black nickel.