Features: Comes with three upgraded cable pulley, perfect for anyone aiming to simple wiring tasks with reliable tool. Features advanced shaft that move seamlessly with cables, preventing cable damage, suitable for both indoor and outdoor use. Design for direct screw installation, significantly reducing setups time while ensuring secure tray placement. These rollers is craft from reinforced material and corrosion-resistant steel, offering durability and long-last performances even in challenging conditions. Whether wiring around corners or along straight lines, this tool provide the flexibility required for precise wiring approaches. Specifications: Name: Upgraded bridge laying auxiliary pulley Component: Metal 2Option Color; Inner Diameter:Approx.6.50cm/2.56inch Selling Point: Whether you is wiring around corners or along straight paths, this tool provide the flexibility you need to implement a precise wiring solution. Package Includes: 3pcs Cable Pulley note: Please allow 1-10mm errors due to manual measurement. Due to the differences between different monitors, the picture may not reflect the actual item color.