SMOOTH & QUIET GLIDING:Experience effortless movement with our office chair wheels, featuring precision ball bearings and a soft polyurethane wheel-shell. Whether you're swiveling or rolling, these caster wheels deliver a silky-smooth, noise-free glide on any -hardwood, tile, or carpet FLOOR-FRIENDLY DESIGN: The wheels for office chair are wrapped in a high-quality, extra-thick polyurethane layer that's non-marking and non-scratch. Rest easy knowing your floors-wood, laminate, or vinyl-stay pristine. These wheels for office chairs combine mobility with protection HEAVY-DUTY & LONG-LASTING: Built to endure, the desk chair wheels feature a reinforced steel support bracket and internal components, ensuring years of reliable use. Each set of 5 chair wheels supports up to 880 lbs, making them ideal for heavy-duty office or gaming chairs TOOL-FREE INSTALLATION: Upgrading your chair with wheels is a breeze-no tools needed! Simply remove your old wheels for furniture and the stem of these office chair wheel replacements firmly into the socket. It's that easy CUSTOMER : We stand by our casters with dedicated quality management. If any issues arise, contact our professional after-sales team for prompt assistance. Your satisfaction is our priority<br><br>The video showcases the product in use.The video guides you through product setup.The video compares multiple products.The video shows the product being unpacked. Color: Black Material: Rubber<br><br>Package Contents: 5 * Rubber Chair Wheels<br><br>Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.