The 6 in. heavy-duty industrial casters are the ultimate solution for effortless movement of heavy loads, supporting up to 5000 lbs. as a set. Crafted with durability and longevity in mind, these casters feature polyurethane wheels chemically bonded to a rust-resistant aluminum core, eliminating maintenance needs. Their lightweight design combines with high strength, offering an ergonomic and aesthetically pleasing option for various applications. Resistant to abrasion, oil, and chemicals, these casters protect floors while being non-marking, making them ideal for use in research laboratories, hospitals, bakeries, and industrial manufacturing facilities. Experience smooth, reliable mobility with the heavy-duty casters.