Hamilton® Duralast„¢ Wheel 4 x 2 - 1/2" Ball Bearing, Hamilton Casters, Mfr#: W-420-DB-1/2

Hamilton duralast wheel 4 x 2 – 1/2" ball bearing this wheel is liquid cast to a thickness of approximately 1/2" and chemically bonded onto heavy-duty iron wheel centers. The distinctive green treads are chemically inert, non-sparking, non-conductive, impervious to ozone, grease and most oil and solvents, and will not mark floors.