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 Pulley Material: Stainless Steel Single Load Bearing: Approx. 100kg/220.5lb Size: Mounting Plate Size: Approx. 68x30mm/2.7x1.2in Pulley Inner Diameter: Approx. 33mm/1.3in Pulley Outer Diameter: Approx. 45mm/1.8in Pulley Width: Approx. 20mm/0.8in Height: Approx. 59mm/2.3in Mounting 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.