Heavy weight capability and Durability made the wheel casters like the VXB007050PVCF a must use, get your do it yourself object move around from our Toronto biz. Wheel dia. is 50mm or 1.969" inch in inches. The thickness of the wheel is 17mm or .669" inch. The caster dimensions heightwise is 69mm/2.717" inch. Mounted via a Top Plate that has a size of 50mm x 50mm and the holes distance of 36mm x 36mm. This caster wheel core made of Polyvinyl Chloride and has a Polyvinyl Chloride tire spinning over Plain bearing. Maximum load calpacity that could not be exceeded on each wheel, remember to add safety factor, when calculating the load capacity 44 lb with a Fixed type. The caster wheel temperature range = -40 to 180 F. Order the VXB007050PVCF now, just add the quantity to basket and click on Checkout.