The Sougayilang Fishing Rolling Swivel is an essential addition to any angler's tackle box. With 30 pieces per pack, you'll have plenty to work with for your next fishing trip. These swivels come in size #6-#3/0, suitable for both small and big game fishing, and are approved for use in saltwater, high speed trolling, jigging, and offshore fishing. Made of durable stainless steel and copper, these swivels are strong enough to handle powerful fish without breaking. The coastlock snap design ensures that your bait or lure will stay secure, while the black nickel finish gives them a sleek and professional look.