Who said Canada do not sell caster wheel, eh? The VXB005200APVC can move your large heavy object. Dia. Measured of the caster wheel in metric standard 200mm which is equal to 7.874" inch with imperial units. The thickness of the wheel is 50mm or 1.969" inch. The Caster with the wheel from end to end is 240mm = 9.449" inch. Top Plate is the method of installing the caster to your equipment, dimensions are 100mm x 115mm with the holes distance of 75mm x 85mm. The weehl core material is Polyurethane and has a Polyurethane tire with a low friction Double ball beaing. Having in mind that every caster wheel has the load capacity of 661 lb with a Swivel type. The caster wheel temperature range = -40 to 180 F. Buy the VXB005200APVC now, we ship on the same day.