FEATURE:Small rollers fit perfectly with the metal top, durable and not easy to break or wear. Smooth surface, fast rolling, smooth operation on laminate flooring and carpet, no marks or scratches, and can reduce vibration and noise.APPLICATION:Fixed casters are perfect for various uses, DIY applications, Home, office, garage, shop, etc. Low profile casters for small equipment and small space furniture, including chairs,  coffee tables, plant stands, bookshelves, kitchen cabinets, spice cabinets, shoe boxes, toy boxes, trolleys, workbenches, under-bed storage cabinets and other furniture.PACKING LIST:4pcs casters (two screws included for each caster); Wheel diameter: 25 mm/1 inch; Wheel width: 13 mm/0.51 inch; Mounting height: 28 mm/1.1 inch; Base plate dimensions: 42 x 20 mm/1.65 x 0.79 inch; Hole spacing: 32 mm/1.26 inch. Fixed casters can be easily and conveniently installed to meet a variety of needs.NOTE:Pay attention to the load-bearing limit, avoid overloading. Before purchasing, please confirm that the clamp thickness and wheel model match your furniture.