High Stability and Load Capacity Small casters feature extended galvanized brackets that are thicker and more Strong, supporting up to 360 pounds total (45 pounds per single wheel), with Double screw holes on the top plate for secure and flexible mounting Smooth and Quiet operate These door use elastic thermoplastic rubber that protects floors from scratches and marks, running quietly for Sound Easy furniture movement Wide Application Ranges Small fixed casters are ideal for way movement of items, suitable for small wooden furniture like under bed storage boxes, sliding doors, drawers, bookcases, coffee tables, pull out kitchen carts, and projects Space Saving Hidden Design These Small fixed casters hide perfectly under furniture, raising it only 0.9 Inches after installation, saving space and adding convenience to daily life Versatile Installation Options Each Small rubber wheel comes with 4 screws for flexible mounting, allowing vertical installation on furniture sides or flat installation on furniture bottoms for customized setup, Manufacturer: Kalttoy