Description: The heavy-duty pulleys are made of strong and aluminum alloy with high hardness, solid structure, and anti-rust. Stabilizing bearings inside the cable pulley helps the roller to work smoothly and quietly. The appearance of drum is polished and smooth to avoid damage to the rope or wire due to excessive friction. The 360 swivel top ring helps prevent cords, cables, or wires from tangling for easy access and easy cord handling. The pulley system has a high load capacity of 661 lbs, and the rollers fit ropes up to 0.39 inches wide. The pulleys are designed for indoor and outdoor use in a wide variety of uses, such as homes, yachts, canoes, factories, construction, shipping, camping, and more. Features: Material: aluminum alloy Load capacity: 300kg 661lbs Packing List: 1 Fitness PulleyWidely Applicable: Weight Pulley can help you pull the canoe stably or exercise, it is widely used in fitness equipment, yachts, canoes, factories, construction, shipping, etc. Maximum Load Capacity: Workout Pulley has a high load capacity of 661 lbs, and the rollers are suitable for ropes within 0.39 inches wide. It ensures that you can do stretches safely. 360 Swivel: The Cable Pulley has a 360 swivel top ring, which helps prevent cords, cables, or wires from tangling, for easy access and easy cord handling. Smooth Running: Because the Hanging Pulley Wheel has stable bearings inside, it can ensure that the roller works smoothly and quietly, and it can keep the sports equipment stable. Wear-Resistant Material: Fitness Pulley is made of anti-rust aluminum alloy material with high hardness, and solid structure, and anti-rust, it can serve you for a long time.