This castor from Richmond Wheel and Castor Co. is designed with a swivel frame and features a rebound rubber 150mm wheel. This castors part number is S6042B. The maximum load capacity of this castor is 225kg. The swivel castor wheel is fitted with ball bearings and is baseplate mount. This castor is mounted with a brake, but it can be purchased without a brake (see number S6042). The swivel frame allows full swivel rotation to enable steering. The wheel diameter is 150mm, the wheel overall width is 45mm and can be purchased separately (RR6677).