1. Longterm durability It adopts a sturdy doublepulley system with a breaking strength of 2200 pounds/1 ton. This pulley block is designed for intensity operations, helping you achieve better results. It is durable and reliable in performance, capable of easily dragging a household car and always providing strong power. 2. Practical versatility Equipped with a 50foot rope and two pulleys, this locking pulley block can easily lift objects to a height of 8 feet. It is an ideal tool for safely suspending various ceiling items, providing strong support for all your lifting needs. 3. Laborsaving and efficient Easily upgrade your lifting experience with the locking pulley block system. Achieve a 5:1 laborsaving ratio, completing heavy tasks with minimal effort and saving working time and physical exertion. 4. Safe operation The pulley block is designed with doublesided reinforcement. Its sturdy structure can effectively prevent twisting and side bending during use, providing you with a safe and reliable usage experience.