[High quality hook]: Hammock hook kit, uses premium metal, sturdy and , rust-proof, , with strong bearing capacity, easy to use.Smooth 360-degree rotation, and the rope is not knotted. [Strong Load Capacity]: Stainless steel ceiling hook, has a load capacity of up to 400kg, is safe enough for uses, can be used indoors and outdoors. [Strong grip]The excellent grip offers maximum durability and the innovative design makes it more flexible and more versatile. The hammock spring can absorb the impact of the hammock movement, help alleviate the impact or vibration, and provide a comfortable experience. [Easy to Install]First, prepare four pre-drilled holes for screwing to wooden or concrete. [Multifunctional use] This stainless steel ceiling hook is for use as a hammock, swing, hanging chair, aerial yoga, concrete wood hammock, hanging lamp, swing, punching bag, sling trainer, trainer sling. Material:Metal colour:black Package Contents: 2 * Hanging plate 2 * Carabiner 8 * Expansion screw Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.