Thousands of different kinds using our Canada based business to select from to have your office Desk/chair sliding easily right and left, install the VXB005200PPB1. Wheel dia. is 200mm or 7.874" inch in inches. The wheel has a width of 45mm=1.772" inch. The height of the wheel caster is 240mm = 9.449" inch. This wheel mounting is Top Plate with the dimensions of 115mm x 110mm x 6mm and holes distance of 72mm x 85mm. Low drag was achieved by a Polypropylene core on a Polypropylene tire spinning freely with a Double ball beaing. Each caster wheel will carry the load of 1543 lb and is Side Brake type. The caster wheel temperature range = -40 to 180 F. Buy the VXB005200PPB1 now, we ship on the same day.