REZNOR is a professional provider of quality products in sports, fitness and outdoor. This chain is made of high quality thermoplastic coated metal chain, which is rustproof, durable and high load capacity, ideal for you and your family and the swing snap connector has a improved design, so you don't have to worry about it if your weight is less than the load limit: 150kg. Come on, get one, and we're confident you'll enjoy it. The quick clip has unique hexagonal screw thread latch to provide the safety connection, high quality hook for versatile use in and around the house.