Minimization of possible untoward effects on operator by installing VXB007075TPRF just ask your operator to push and pull, but not carry. And rolling on wheel that has 75mm diameter/2.953" inch. The wheel has a width of 21mm=.827" inch. The Caster with the wheel from end to end is 93mm = 3.661" inch. Top Plate is the method of installing the caster to your equipment, here are the dimensions 65mm x 54mm with the holes distance of 51mm x 38mm. The Plain bearing design will enable the Thermoplastic Rubber tire to roll easily with a core made of Thermoplastic Rubber. Maximum load calpacity that should not be exceeded on each wheel, remember to add safety factor, when calculating the load capacity 121 lb with a Fixed type. The caster temperature range = -40 to 180 F. Buy our VXB007075TPRF, we wish all the best.