This is a quality marine grade stainless steel (AISI 316) medium link chain specifically cut for anchor chain. Included are two oversized marine grade stainless steel (AISI 316) anchor shackles sized appropriately for the size of the chain. The chain link size is given in both the European specification style and in the US style. AISI 316 stainless is a premium grade of stainless and is considered by many to be best in class. 316 stainless is corrosion resistant and very durable even in the harshest of conditions. This is a medium link chain and is not suitable for use in a windlass.