A marine-industry item produced from high-grade stainless steel offers corrosion and rust resistance, it's long-lasting and hard-wearing aboard ships, down by the harbor or in those ports. With a 360-degree swivel functionality, eliminating all potential instances of knotting of either chain or rope. Fitted with a hexagon socket at the butt of the pin this swivel can be opened and tightened using a hex key to offer optimum safety when secured. Manual operation of opening and closing allows the user complete control of attachment and removal eliminating unwanted unattachment when in use.