Description: Built-in high-strength copper body, with two welding rings, high strength. , can be used in both fresh water and sea water Equipped with stainless steel ball bearings. Flexible rotation, not easy to wind the fishing line The upper and lower ring design ensures that the fishing line can maintain the maximum verticality and sensitivity [Various sizes]: 0 to 8 sizes, with different tension, suitable for various fishing occasions Suitable for offshore fishing, suitable for bass fishing, freshwater fishing or seawater fishing Specification: Material: Stainless Steel Size Chart: Type Length Pull 0 14mm/0.55inch 14kg 1 16mm/0.63inch 19kg 2 18mm/0.71inch 23kg 3 19mm/0.75inch 33kg 4 23mm/0.91inch 47kg 5 24mm/0.94inch 61kg 6 30mm/1.18inch 76kg 7 33mm/1.30inch 95kg 8 35mm/1.38inch 118kg Package Includes: 25 Pieces Ball Bearing Fishing Swivels Note: 1. Please allow slightly error due to manual measurement. 2. Due to the difference between different monitors, the picture may not reflect the actual color of the item. 3. Wish you a wonderful on-line shopping!