Description These lock chain connectors are made of sturdy stainless steel, providing excellent strength and toughness. Equipped with a threaded end, they offer higher safety when connecting the safety chain, reducing the risk of , suitable for many uses including swing extensions ...Description These lock chain connectors are made of sturdy stainless steel, providing excellent strength and toughness. Equipped with a threaded end, they offer higher safety when connecting the safety chain, reducing the risk of , suitable for many uses including swing extensions, cage hooks, etc.-link chain connector Features - ColorSilver-connection link - Material: Stainless steel -