Middle Atlantic CBSMRK31 Skirted Wheelbase for MRK-31

The Middle-Atlantic MRK-31 Skirted Wheelbase provides a handy platform flush with bottom rackspace for supporting heavy equipment and mounting electrical boxes. With a 1300 lb. capacity, this commercial grade wheelbase is equipped with heavy duty non-locking 3" swivel wheels and are UL listed in the US and Canada. Each base comes with its wheels preinstalled to save time, fits inside rack, and raises total rack height only 3/4". This wheelbase works with LF leveling feet and fits the 31" deep MRK series.