This rigid frame castor (part number R5045) has a polyurethane 125mm wheel. The R5045 has a maximum capacity of 200kg. The rigid castor wheel is fitted with roller bearings and is baseplate mount. The rigid frame design of this castor is ideal for linear movement however steering can be achieved by using with swivel castors. The outside diameter of the wheel is 125mm, the wheel overall width is 35mm and can be purchased separately (PU5508).