This is for one (1) quality marine grade stainless steel (AISI 316) anchor swivel with jaw and jaw. Each swivel is stamped 316 showing the grade of 316 and laser etched with the size showing 1/2" and the makers mark. The swivels are marked in the imperial specification style of 1/2". The metric equivalent is generally considered to be 13mm. Not to be used for overhead lifting. 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 for a long service life. Breaking Load 11000lbs.