- Robust metal construction: Made from zinc-plated sheet metal for corrosion resistance and long service life. The plate resists bending and crushing under load, making it suitable for demanding applications. - Smooth 360-degree rotation: The quarter-inch ball-bearing design enables quiet, friction-free rotation in any direction. Provides easy, continuous movement and reliable positioning. - Multiple diameter options: Available in 3 different diameters — 7.6 cm, 10.2 cm — so you can choose the size that fits your project or retrofit needs. - Stable load handling: Engineered to carry heavy items and distribute weight evenly across the plate, improving stability and safety during use. - Broad compatibility: Designed for use on chairs, office swivel seats, car seats, display stands and similar mounting applications where smooth rotation and robust support are required. - Easy installation and use: Compact, low-profile design integrates into existing seats or stands and gives immediate improvement in mobility and access. Use scenarios: - Senior or limited-mobility car seat swivel: Install the plate to make entry and exit easier by allowing the seat to rotate toward the door. - Office or workshop seating upgrade: Fit to chair bases to restore or add smooth 360-degree swivel action for better access to tools and work areas. - Trade show or retail display: Mount to product stands to allow customers a full view of merchandise with quiet, stable rotation. Key attributes at a glance: - Material: Zinc-plated sheet metal - Rotation: 360 degrees (quarter-inch ball-bearing design) - Sizes: Available in 3 diameters — 7.6 cm, 10.2 cm - Performance: Durable, heavy-load capable, smooth and quiet operation Select the correct diameter for your application to ensure proper fit and maximum performance.