Established in 1948, Sampo continues to reign as the world's number one manufacturer of premium quality swivels. Sampo's ball bearing swivels come in 7 sizes and 20 snap/ring options. These are available in either the standard bright nickel finish or the less visible black finish. Also available are stainless beads and rings, beads and rings with a Coastlock snap, and the Muskie, Black Beauty and Steelheart leaders. Made in USA.