1 Each. Cabinet dolly is ideal for lateral files or storage cabinets. Adjust dolly to widths of 30" , 36" and 42" and to depths of 18" , 18-5/8" , 19-1/4" and 24". Metal commercial cabinet dolly rolls on heavy-duty casters (two locking) and features baked-on enamel finish. Dolly holds up to 1,000 lb. evenly distributed.