1. Product description: The roof hook bracket is made of high-quality stainless steel, which enhances corrosion and rust resistance. It has high hardness, is safe to use, and can be used for a long time. 2. The sturdy and durable stainless steel hanging chair has 4 holes, making it more durable and stable. The hammock hook can bear a maximum weight of 400 kilograms. It has excellent grip, maximum resistance, and durability. 3. Easy to install: The installation surface of this product has 4 holes with screws, ensuring safety, reliability, and practicality. Pre-drilled expansion bolts for concrete installation only take a few minutes. 4. Wide range of uses: It is very suitable for hammocks, chandeliers, swings, love swings, hammocks, sandbags, baby swings, yoga towels, canopies, bb swings, hanging chairs, hanging holes, and hanging chairs. 5. Value pack: You will get 1 set of a sturdy hanging kit, including 1 ceiling bracket, 4 metal pins, 1 swivel shackle, and 1 carabiner, suitable for concrete ceilings or wooden beams. 6. Product number: 33b2a897 - f5a7 - 4fc7 - 9ea7 - 402679e50d66. 7. Learn more: We are committed to providing you with excellent after - sales service. No matter what problems you encounter, our professional team will do their best to solve them for you, ensuring you have a pleasant shopping experience.