Alloy knot links, Tibetan style. These pieces are antique bronze color and made from alloy that is free of lead and nickel. Links, or connectors, are a wonderful design element for earrings or necklaces. Use wire or cord to link interesting shapes and colors between long lengths of chain and beads. Each link is about 9mm (~0.50 inches) long, 12.5mm (~0.50 inches) wide, and 2mm thick with a hole that measures 1 x 2mm.