Ball Bearing Swivels With Coastlock Snaps feature a ball bearing swivel with a welded split ring on one end and a super secure Coastlock snap on the other end. These swivels are constructed of high-grade stainless steel to provide incredible strength and durability while keeping line twist to a minimum. Swivel body made of brass. Welded ring and coastlock snap made of stainless steel. Size 4. 100 lb Test. 3 pack