remium Material- The 2 casters are made of high-grade metal which is thick and zinc plated, and the wheels are made of durable&wear-resistant rubber, providing users a silent usage and a longer service time Brake Design- The industrial casters are designed with an adjustable steel brake, which have a rubber bottom, users can easily adjust and will do no harm to the floor 360A Plate- The swivel casters are designed with 360 degree plate which provide a lot of convenience, allowing users to push the cart or other objects to anywhere Wide Application- The swivel casters wheels are suitable for installing on office chairs, shopping carts, dollies, plant stands, workbench, bookshelves, shelves, table and more and can be used in homes, schools, garages, shops, trolleys and hospitals ackage content- In the package you can get 4 packs of heavy duty caster wheels, which have a capacity of 520 Lbs, meeting your need in your daily life
