General description These 3-inch rubber casters are designed for heavy-duty use, featuring a set of 4 double-locking swivel wheels that provide excellent maneuverability and stability. Ideal for various applications, they are perfect for carts, chairs, cabinets, and other furniture, making it easy to move heavy objects with minimal effort. Technical specifications Wheel diameter: 75mm (3 inches) Wheel width: 30mm (1.18 inches) Installation height: 4.3 inches Threaded rod size: diameter 12mm (0.4 inches), height 30mm (1.18 inches) Load capacity: Each wheel supports up to 90 lbs Materials: TPR (Thermoplastic Rubber) and steel Compatibility and accessories Includes: Set of 4 casters, 4 nuts, 4 spring pads, and 4 seals Bracket diameter: 12mm (0.4 inches) Usage These casters are designed for easy installation and can be used to replace wheels on various furniture items, enhancing mobility and convenience.