Krowne Metal 28-260S Heavy Duty Plate Casters are designed for durability and ease of movement. Each caster features a robust 3-1/2" x 3-1/2" plate and a 5" diameter swivel wheel equipped with a front brake for secure positioning. With a load capacity of 500 lbs per caster, these casters are ideal for heavy equipment. They raise the height of your equipment by 6 inches, making them a practical choice for various applications. This set includes four casters, ensuring you have everything needed for reliable mobility. Grease-resistant materials enhance longevity and performance in demanding environments.