General description: Suction cup mounts with a 360° rotating hook eyelet are designed to provide a strong and versatile grip. With a large 9 cm diameter vacuum suction cup and adhesive gel, they ensure strong suction on most smooth, non-porous surfaces such as glass, wood, metal, and cars. These hooks are ideal for camping enthusiasts, as they allow for easy attachment of awnings and sails without screws. Technical specifications: Suction cup diameter: 9 cm; Load capacity: 15 kg (30 lb). Installation: To install the suction cups, simply follow these steps: Ensure the surface is clean, dry, and smooth. Place the flat suction cup on the surface. Operate the lever to create a powerful suction. Applications: These suction cup mounts are versatile and can be used for: Securing awnings and sails during camping; serving as hooks for bathrooms, kitchens, and doors; and being used on skylights and in apartments or offices.