Tens of thousands of different kinds to select from to have your office Desk/chair sliding easily right and left, install the VXB009C150BFSB. And rolling on wheel that has 150mm diameter/5.906" inch. The wheel has a width of 75mm=2.953" inch. The Caster with the wheel from end to end is 215mm = 8.465" inch. Top Plate is the method of installing the caster to your equipment, here are the dimensions 200mm x 153mm Top Plate: 14mm+housing: 10mm with the holes distance of 160mm x 90mm. The Precision double ball bearing design will enable the Cast iron polyurethane tire to roll easily with a core made of Cast iron polyurethane. Bearing in mind that every caster wheel has the load capacity of 3307 lb with a Swivel and Upper Brake type. The caster temperature range = -40 to 180 F. Buy our VXB009C150BFSB, we wish all the best.