Smooth Silent Sturdy Durable Casters have different materials, different size and different load-bearing capacities, please choose the right caster according to your needs The casters work well on smooth and flat surfaces, such as concrete floor, carpets, tile floor, wood floor, and slate floor As a means of transportation, casters are designed to connect to the bottom of a larger object to move the object to improve your work efficiency According to different installation methods, swivel casters can be divided into the following types: top plate fittings, bolt holes, threaded pins or plug-in pins. Applications Great Replacement Use for replacing the caster wheel which is hard, rough or damage Wide Applications Good casters for small equipment and furniture, such as table, office chair, plant stand, bookshelf, workbench, cabinet, cart, trolley Create Convenience Help you move your furniture or other objects easily. More, you could DIY a shelf or small cart for kitchen storage, create a lot of convenience for a better life