Hodge Products 90062R 6 x 2 Rubber Molded Rigid Caster

Mold-on rubber casters have soft rubber tires molded onto iron centers. Soft rubber provides more desirable operating characteristics than any other wheel material. It is quiet, absorbs shock (prolonging equipment life and protecting containers), can roll over small objects, protects costly floor surfaces, and minimizes vibration. Withstands temperature range of -40 degrees to 160 degrees fahrenheit. Approximately 610 pound capacity each.