High Quality: Made of stainless steel, superior hardness, non-deformable, rust-proof, bright and shiny, non-toxic, environmentally friendly and safe. solid, abrasion resistance, strong load-bearing capacity, aesthetic and practical. Function: A permanent attachment to a wall or ceiling joist to allow the use of your suspension system or resistance bands. Non-detachable hook and base plate, which makes it stable and stable to use. Usage: Install it on the ceiling in a place where you need rotation and reliable without twisting chains or ropes. Versatile: Suitable for indoor and outdoor use, perfect for hanging swings, chairs, hammocks, aerial silks, yoga swings, or any other heavy hanging objects. Material: 304 stainless steel Color: silver Size: M5 Package Contents: 16 x U Ceiling Knob 16 x Spring Clasp 64 x Screws 64 x Anchor Only the above package content, other products are not included. Note: Light shooting and different displays may cause the color of the item in the picture a