Feature:1. WIDE USAGE: This pulley block is suitable for flat belts with a width of 3 to 12mm and can be installed on various wall, wood, and metal.2. STRONG BEARING: Thickened stainless steel wheel pulley can carry up to 100KG, with lasting durability and easy to clean.3. ULTRA QUIET: Dual bearings can greatly reduce the friction force of the cable pulley, making the rotation smoothly and stably, with ultra low noise.4. ANTI TWISTING: Fixed pulley prevents twisting of the rope, and smoothly rollers ensure good movement of the rope.5. MULTI PURPOSE: Pulley roller can be widely used for the traction of wire ropes or other rope making tools, suitable for clothes drying, sunshade sails, wooden sheds, material handling, and hanging plants.Specification:Item Type: Wheel PulleyMaterial: Stainless SteelSingle Load Bearing: Approx. 100kg/220.5lbSize:Mounting Plate Size: Approx. 68x30mm/2.7x1.2inPulley Inner Diameter: Approx. 33mm/1.3inPulley Outer Diameter: Approx. 45mm/1.8inPulley Width: Approx. 20mm/0.8inHeight: Approx. 59mm/2.3inMounting Screw Hole: Approx. 7mm/0.3in.Package List:2 x Wheel Pulley8 x Screw8 x Screw Anchor (Random Color)Note:Please allow slight size error due to manual measurement. Thanks for your understanding.