Tens of thousands of different kinds to select from to have your office Desk/chair sliding easily right and left, install the VXB012125PFF. The wheel diameter is 125mm or 4.921" inch in inches. Dimensions of the caster wheel is 50mm (1.969" inch). The Caster with the wheel from end to end is 165mm = 6.496" inch. This wheel caster can be mounted using a Top Plate with the dimensions of 160mm x 114mm and holes distance of 129mm x 74mm. This caster wheel core material is Phenolic and 0-180ºC and has a Phenolic and 0-180ºC tire spinning over Roller bearing. Bearing in mind that every caster wheel has the load capacity of 661 lb with a Fixed type. Temperature range is -40 to 180 F. Buy the VXB012125PFF now, just add the quantity to basket and click on Checkout.