[High Load Capacity]: This ceiling hook has been professionally tested with a load capacity of 15 kg and can bear the weight of most lamps. The complete design makes its structure more stable and the levers allow for greater distribution of the load. Hanging for a long time, the object will not fall. [High-Quality Carbon Steel Material]: This ceiling hook is made of reinforced steel, stronger, more durable, and corrosion-resistant than a regular steel hook. When installing fixtures, it ensures a long service life and is completely reusable. [Wing Structure]: In any case, it can open and support itself automatically thanks to spring force. Round seals and lockable screws provide safer protection for your installation. The lever can cover a larger area and is suitable for installing hooks on a hollow wall. The wings can distribute the load over a larger area. [Save Space, Keep Tidy]: Save space, keep rooms clean, and keep household items tidy. Hooks are installed for your storage space, and you can even hang bulky items where they are installed. Make your life cleaner and tidier. [Versatile]: The sturdy ceiling hooks are perfect for hanging plants, wind chimes, lamps, curtains, bedspreads, and other decorations and light items. It is also used for fixing fixtures, curtain rails, cable conduits Specifications: Ceiling hook, M6*85mm Ceiling mount with hook, Ceiling hook for chandelier (5 pcs) material: carbon steel color: silver plated size: total length: 85 mm thread diameter: 6 mm individual weight: 35 g packaging: 8 x ceiling hooks for hollow walls heating description: 1. Manual measurement may result in a slight size error of 1 - 2 mm 2. The hook can bear a weight of 15 kg, provided that the ceiling itself can bear the entire weight. 3. Please refer to the size chart for more details 4. Different wall materials require different sizes of drills. An 8 mm drill is recommended. Note: Spring-loaded hinge pins can only bear a weight of 15 kg if the ceiling itself can bear the entire weight.