Heavy weight capability and Durability made the wheel casters like the VXB007B075PVCF a must use, get your do it yourself object move around from our Toronto biz. Wheel dia. is 75mm or 2.953" inch in inches. The thickness of the wheel is 32mm or 1.260" inch. The caster dimensions heightwise is 110mm/4.331" inch. This wheel mounting is Top Plate with the dimensions of 92mm x 65mm and holes distance of 73mm x 45mm. The Ball bearing design will enable the Polyvinyl Chloride tire to roll easily with a core made of Polyvinyl Chloride. Maximum load calpacity that could not be exceeded on each wheel, remember to add safety factor, when calculating the load capacity 132 lb with a Fixed type. The Temperature range is -40 to 180 F. FYI, you will need to buy the VXB007B075PVCF in order to get one :).