Heavy weight capability and Durability made the wheel casters like the VXB005150YGVCF a must use, get your do it yourself object move around. The wheel diameter is 150mm or 5.906" inch in inches. Dimensions of the caster wheel is 50mm (1.969" inch). Overall height of the wheel caster is 195mm = 7.677" inch. This wheel caster can be mounted using a Top Plate with the dimensions of 100mm x 115mm and holes distance of 75mm x 85mm. The weehl core material is Polypropylene core and Polyurethane and has a Polypropylene core and Polyurethane tire with a low friction Double ball beaing. Each caster will carry the load of 617 lb and is Fixed type. Environment temperature range is -40 to 180 F. Buy our VXB005150YGVCF, we wish all the best.