These castors are the perfect accessories for small devices and furniture such as trolleys, coffee tables, plant stands, bookshelves, shopping carts, etc. The castors are completely black in the Novo style and go well with any cabinet or bedside table. These wheels are made of rubber, which is characterized by good shock resistance and ensures that the wheels roll smoothly and quietly. Robust steel housing: In addition, the stamped steel housing contributes to the stability and durability of the steering wheel.