Color:5Pcs Small flexible lifting and sliding pulley with large load capacity, provides the most convenience for your work. ▶ Features Size: M20 Weight: Each 60g Total Height: 75mm Eye Diameter: 13mm Groove Width: 7mm Wheel Diameter: 20mm Max Load: 75kg/165lbs Material: 304 Stainless Steel Fit for Rope Diameter: Within 7mm ▶ Make Your Work Easier and Efficient Pulleys are used to change the direction of an applied force, transmit rotational motion, or achieve a mechanical advantage in a linear or rotational motion system, designed to suspend objects of weight to lighten the load. ▶ Durable and Ergonomic Design Made 304 stainless steel for durable use, rustproof and corrosion resistant. Besides, the pulley rotation yoke is solid and durable, can rotate 360 degrees, convenient to use. ▶Easy to Use and Practical The fixed top makes it easy to handle the rope, the smooth roller provides excellent rope traversing, you can save effort and change direction. Widely used in the traction effort