E-Z WHEELS WERE DESIGNED BY A CATERER, TO MOVE BUFFET TABLES AND GUSTS TABLES, MORE PROFESSIONAL AND WITHOUT INJURIES TO ONES SELF. Each Wheels is Rated at 250 Pounds of Load Capacity (Four Wheels Support Approximately 1,000 Pounds, which is More Than the Table Rating) Wheel the Table into the Kitchen, Load it Up with Food, Beverages, Serving Utensils, Etc., and then Smoothly Glide the Table into its Final Position Saves Substantially on Labor. Cuts Down on the Number of Trips Between Locations No Special Tools Needed to Attach Does not Significantly Raise the Table Height (less than ¾ of an inch). No Cutting of Table Legs Most Tables can be Folded with the Wheels Left On Easy to Attach…Easy to Remove Includes 4 E-Z WHEELS Heavy Duty Locking Wheels Add Versatility and Flexibility to Round, Square, Rectangular Tables. Fits Virtually Any Folding Table with Standard Legs