Features: Heavy duty furniture casters with sturdy metal construction and high weight capacity secure stable mobility for large furniture, solving plastic wheel fragility issues while supporting frequent repositioning of desks, cabinets, and bookshelves. Featuring noise easy rubber wheels and a general mounting plate, these rotate casters smoothly across floors without scratching surfaces, with tool easy installation for fast upgrades on most furniture bases. Ideal for homeowners, office managers, and enthusiasts needing stable furniture mobility in high spaces like conference rooms, classrooms, or home offices requiring quiet operate . Perfect for maneuvering heavy furniture through narrow corridors or protecting delicate hardwood floors in bedrooms and libraries, combining directional control with scratch resistant rubber treads. Engineered for longevity, the metal rubber mixing design resists daily wear in commercial settings, while directional locking ensures precise furniture placement without unwanted drifting. Specifications: Component : metal, rubber Styles: multiple for option Package Includes: 4xDirectional Wheel Furniture Casters note: 1.Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. 2.Due to the difference between different monitors, the picture may not reflect the actual color of the item.