4 inch industrial castor wheel

4 inch industrial castor wheel  Key Features: • Available in multiple wheel materials: polyurethane, phenolic, hard rubber, and polyolefin for application-specific performance • Load capacities ranging from 300 to 800 lbs per caster to suit light to heavy-duty industrial needs • Swivel and rigid mounting options with top plate configurations for versatile installation • Double ball bearing raceways and heat-treated components for smooth, long-lasting operation • Phenolic wheels offer spark-proof operation and resistance to water, oil, and grease • Polyurethane wheels provide excellent floor protection and quiet operation on finished surfaces • Operating temperature range from -40°F to 180°F for use in diverse environments • Bright zinc-plated finish on most models resists corrosion in demanding conditions • Available with or without brakes for secure stationary positioning when needed • Ideal for platform trucks, warehouse carts, dollies, welding carts, and industrial equipment