Double Wheel and Ring Design: This pulley with bearings features a robust double-wheel design, ensuring smooth and efficient operation when lifting or pulling heavey loads, making it both labor-saving and easy to use. There is a ring at the top and bottom to help you set up the pulley system more easily. Open Pulley: The pulley can be opened and closed to both sides, making it easy to put the rope in and out Load Bearing: The pulley has a maximum load of 170 pounds and is suitable for 0.23(6mm) inch rope Material: The pulley is made of aluminum-zinc alloy, with a smooth surface, corrosion resistance, a unique texture, and a beautiful appearance Number of Product: 1 pulley kaihe-2Lun -32mm-1pcs