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 VXB005200BABLF. Wheel dia. is 200mm or 7.874" inch in inches. The thickness of the wheel is 50mm or 1.969" inch. The caster dimensions heightwise is 240mm/9.449" inch. Top Plate is the method of installing the caster to your equipment, dimensions are 115mm x 100mm x 6mm with the holes distance of 72mm x 85mm. Low drag was achieved by a Aluminum core and Rubber core on a Aluminum core and Rubber tire spinning freely with a Double ball beaing. Maximum load calpacity that could not be exceeded on each wheel, remember to add safety factor, when calculating the load capacity 661 lb with a Fixed type. The caster wheel temperature range = -40 to 180 F. Buy the VXB005200BABLF now, we ship on the same day.