Description: 【High Performance】: Engineered with reinforced bearings and a sturdy wheel body, this single pulley offers exceptional load bearing capacity and stable performance, making it ideal for prolonged heavy duty use 【Premium Material】: Premium painted metal surface provides excellent resistance to rust, ensuring long durability even in outdoor or humid environments 【Wall Ceiling Mount Single Pulleys】: Lightweight modular design allows for quick installation and easy replacement, perfect for mobile construction projects and enhancing overall work efficiency 【Fixed Pullies】: Equipped with high precision bearings that deliver smooth sliding action, reducing and boosting the efficiency of cable or wire rope traction while minimizing manual effort 【Package Includes】: Each set includes 12 pulleys; compact size makes them suitable for various applications requiring reliable metal hardware Specification: Material: Metal Package Includes: 12 Wall Ceiling Mount Single Pulleys  Note: Please allow slightly errors 1-2cm/0.39-0.79inch differences due to manual measurement.