Utilizing VXB010150CPUB makes it feasible to pull and push items instead of transport Diameter size of the caster wheel has a metric standard 150mm which is equal to 5.906" inch with imperial units. The wheel has a width of 50mm=1.969" inch. Overall height of the wheel caster is 250mm = 9.843" inch. Mounted via a that has the size of 180mm x 145mm Top Plate: 12mm+housing: 10mm and the holes distance of 140mm x 105mm. Low drag was achieved by a Polyurethane rim and and PU core on a Polyurethane rim and and PU tire spinning freely with a Roller bearing. Maximum load calpacity that should not be exceeded on each wheel, remember to add safety factor, when calculating the load capacity 441 lb with a Swivel and Upper Brake type. Temperature range is -40 to 180 F. Very important notice, you need to buy the VXB010150CPUB in order to get one :).