Heavy weight capability and Durability made the wheel casters like the VXB014125-3 a must use, get your do it yourself object move around. Diameter size of the caster wheel has a metric standard 125mm which is equal to 4.921" inch with imperial units. Dimensions of the caster wheel is 125mm (4.921" inch). Overall height of the wheel caster is 155mm = 6.102" inch. This wheel caster can be mounted using a with the dimensions of 95mm x 70mm and holes distance of 75mm x 52mm. The Ball bearing design will enable the Polyurethane tire to roll easily with a core made of Polyurethane. Each caster will carry the load of 220 lb and is Swivel type. Environment temperature range is -40 to 180 F. Buy our VXB014125-3, we wish all the best.