4" Inch Medium Duty Caster Wheel 551 pounds Swivel and Upper Brake Polyurethane and Polypropylene Top Plate

Minimization of possible untoward effects on operator by installing VXB0045100PUB just ask your operator to push and pull, but not carry. Diameter size of the caster wheel has a metric standard 100mm which is equal to 3.937" inch with imperial units. Dimensions of the caster wheel is 40mm (1.575" inch). The Caster with the wheel from end to end is 140mm = 5.512" inch. Mounted via a Top Plate that has the size of 110mm x 100mm x 4mm fork:3.5mm and the holes distance of 85mm x 75mm. This caster wheel core material is Polyurethane and Polypropylene and has a Polyurethane and Polypropylene tire spinning over ball bearing. Bearing in mind that every caster wheel has the load capacity of 551 lb with a Swivel and Upper Brake type. Environment temperature range is -40 to 180 F. Very important notice, you need to buy the VXB0045100PUB in order to get one :).