These high-quality handmade snaps combined with Sampo Ball-Bearing Swivels are the finest snap swivels on the market. Equipped with double-welded eye and constructed from corrosion resistant stainless steel, these Offshore Angler swivels are easy to attach and provide maximum protection from twisted lines.Made in USA. Per 12. Lb. test: 50, 75, 135, 200, 300, 500. Colors: (001)Silver,(003)Black. Cancer and Reproductive Harm- www.P65Warnings.ca.gov. Type: Ball Bearing.