Quality Materials Ceiling Hook Fixing are made of quality stainless steel, strong and durable, which can prevent corrosion and rust. High hardness to ensure safe use, can be used for a long time. . Safe & sturdyThe stainless steel hook hanging chair is designed with 4 holes for greater durability and stability. The hammock hanging hooks can load up to 400 kg. with exceptional grip, maximum resilience and durability. . Easy to installThis product has 4 holes on the mounting surface with bolts to ensure sturdiness and safety, which works well in practical use. Pre-drilled expansion screws for concrete application installed in just minutes. . Wide applicationPerfect for hammock chair, hanging lamp, swing, love swing, hammock, punching bag, baby carrier, yoga towel, canopy, baby carrier, hanging chair, hanging cave , hanging chair. . Value PackageYou will get 1 sets of heavy duty hanging kits including 1 ceiling brackets, 4 metal pegs, 1 rotating shackles and 1 carabiners, suitable for concrete ceilings or wooden beams. .