Dimensions: The casters of our brackets have a U-shaped hook and a size of about 21cm/8.27 inches, making them suitable for various oil-filled radiators. Please confirm the size before purchasing to ensure compatibility. Easy to Install: The package includes two casters, providing everything you need to install and use one oil-filled radiator. The simple and straightforward design makes installation quick and effortless, saving you time and effort. Versatile Usage: Our mobile pulley brackets for oil filled radiator are not only great replacement parts for damaged wheels but also ideal accessories for DIY oil-filled radiators. They ensure convenient mobility and ease of use, making them a practical addition to your heating system. Sturdy: Our mobile pulley brackets for oil filled radiator are made of quality carbon steel material, ensuring strong load-bearing capacity and resistance to breakage or deformation. They are built to last and can be used for a long time. 360° Rotatable Wheels: The caster wheels of our brackets can rotate 360 degrees, making them the perfect accessory for moving your oil-filled radiator around your home, apartment, or office.