Product Features 1. Each product's inner packaging has a unique production part number label, indicating that the product has passed quality inspection. This label contains information such as the part number, model number, and inspection date. 2. If you have any questions about the product, please provide the production part number for our query, and we will safeguard your rights and interests. 3. The pulley bearing is made of steel, with a bearing model of 696ZZ. The exterior is made of white polyoxymethylene material, featuring a U-shaped groove, which is aesthetically pleasing and sturdy and durable. 4. Dimensions: - Pulley: 6x24x9 mm / 0.24x0.94x0.35 inches (inner diameter x outer diameter x thickness) - Slot: 3x6.4 mm / 0.12x0.25 inches (thickness x width) - Arc: 3.2 mm / 0.13 inches 5. The load-bearing capacity is 77 kilograms. 6. It is suitable for sliding doors, sliding windows, 3D printers, etc. Product Specifications - Material: Polyoxymethylene and bearing steel - Color: White - Name: Leopard (presumably "leopard" here might be a similar name; adjustments can be made if there are other meanings in the context) - Dimensions: - Pulley: 6x24x9 mm / 0.24x0.94x0.35 inches (inner diameter x outer diameter x thickness) - Slot: 3x6.4 mm / 0.12x0.25 inches (thickness x width) - Arc: 3.2 mm / 0.13 inches - Weight: 46 grams Package Contents 8 pulleys with bearings