Heavy weight capability and Durability made the wheel casters like the VXB005200GBL a must use, get your do it yourself object move around. The wheel diameter is 200mm or 7.874" inch in inches. The wheel has a width of 53mm=2.087" inch. Overall height of the wheel caster is 240mm = 9.449" 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 Rubber and has a Polypropylene core and Rubber tire with a low friction Double ball beaing. Bearing in mind that every caster wheel has the load capacity of 617 lb with a Swivel type. The caster temperature range = -40 to 180 F. Buy our VXB005200GBL, we wish all the best.