Utilizing VXB005125ACPU makes it feasible to pull and push items instead of transport Diameter size of the caster wheel has a metric standard 125mm which is equal to 4.921" inch with imperial units. The thickness of the wheel is 50mm or 1.969" inch. Overall height of the wheel caster is 167mm = 6.575" inch. Mounted via a Top Plate that has the size of 100mm x 115mm and the holes distance of 75mm x 85mm. The weehl core material is Iron core and Polyurethane and has a Iron core and Polyurethane tire with a low friction Double ball beaing. Bearing in mind that every caster wheel has the load capacity of 661 lb with a Swivel+Brake+Fixed type. The caster temperature range = -40 to 180 F. Buy the VXB005125ACPU now, just add the quantity to basket and click on Checkout.