To make sure corrosion resistance,we use nickle to polish the surface of these fishing snap swivel. This ball bearing snap swivel made by stainless steel material,ball bearing inside,nickle polished to prevent corrosion and durable connection,fishing snap saltwater will be reliable connector. Multi advantages on fishing snaps swivels will make it the suitable bearing snaps swivels for fishing. Ball bearings inside could make sure high speed rotation without resistance.