For easy movement to clean and keep appliances maintained. Zinc
plated, heavy weight capacity with easy to install, rigid pipe thread stem.
4" diameter, moldon polyurethane wheel. 5.25" overall height. Casters
are interchangeable in the field on most appliances. Caster sets of 4
include 2 with break locks and 2 without. Break lock casters go on the
front of the appliance. Some appliances require sets of 6 casters.