Shackles come in a variety of sizes, types and styles. Bow shackles and anchor shackles have a large round head, chain shackles have a “D” shaped design with a narrow bow. Shackles can be made of stainless or galvanized steel and are resistant to rust and corrosion, making them perfect for use with boats, ships and rigging cranes. Find slip hooks, hoist cranes and rings, slings and other lifting devices to keep loads secure while moving.