Pulley, 4 pieces 0840UU U-shaped roller guide roller, U-type, 8x40x20.7 mm groove

General Description: This U-slot pulley, model 0840UU, is made of high-quality materials and is characterized by its durability and robustness. Thanks to its internal grease lubrication, it runs particularly quietly and smoothly. The U-slot design reduces friction, making the pulley ideal for various projects, such as guiding and driving mechanical devices on doors and windows. Each set contains four pulleys, making it suitable for many applications. Technical Specifications: Model: 0840UU, Type: U-slot, Material: Metal, Plastic, Color: Black, Inner Diameter: 8 mm, Dimensions: 8 x 40 x 20.7 mm. Compatibility and Accessories: Suitable for the fan of a computer or other devices. Use: The fan grille prevents debris such as hair from entering the ventilation system.