General description High-quality 304 stainless steel spring hooks designed for hanging chairs, hammocks, swings, and other outdoor accessories. These hooks are ideal for securely attaching items to ceilings while providing a smooth swinging motion. Technical specifications Material: 304 stainless steel Maximum tensile force before deformation: 250 kg Carabiner thickness: 8 mm Usage The spring hooks help to relieve shock loads and cushion movements, promoting relaxation. They are particularly effective when attached to concrete ceilings, allowing for gentle turning and swinging motions. Installation Easy to assemble with the included large carabiners, ensuring a quick and secure attachment.