Tsunami THDS Heavy Duty Swivels.

Tsunami Pro Heavy Duty Swivels are for serious anglers who demand the most reliable tackle. These quality connections spin more freely when under load than other swivel styles. They provide the best resistance to line twist and offer strong joints from your main line to leader.The larger sizes are your first choice when fishing for larger game fish. They are black to minimize light reflection, avoiding attacks from toothy predators known to sever line while biting shinier swivels Two Solid Rings Durable Stainless Steel Construction Dual Ball Bearing Design Eliminate Line Twist.