Features: - Brand new and wonderful - Made of superb material, durable - High Quality Material: Our trolley casters are made from plastic and metal. Sturdy and durable, challenging to rust and wear-resistant. Perfect for small heavy duty casters for DIY projects - Moving Stability and Quiet: These furniture transferring wheels can circulate smoothly without marks. Casters and wheels for moving heavy lots won't injury your wooden floors. Move quietly, you won't listen squeaks anymore - Strong bearing capacity: max. Load per wheel: 10KG/22lb, whole weight 120kg/264lbs. - Wide use: Strict use in homes, warehouses, shops, restaurants, schools and hospitals. Our wheels surely assist to move it without causing vibration, Specification: - Color: white, silver - Load capacity: 66.0 kg - Material : Metal , Plastic , Rubber - Installation type: top plate - Special function: rotation - Quantity: 4pcs, 8pcs (optional) Package Included: 4/8* casters (optional) Notes: 1. Due to varied factors equivalent to demonstrate brightness and light-weight brightness, the particular colour of the product could also be slightly various from the web site picture. 2. Please enable a slight deviation between the data and the guide measurement.