Low cost solution to the heavy weight objects movement, Wheel casters like our VXB011200SSPU are used to roll your machine or equipment back and forth. And rolling on wheel that has 200mm diameter/7.874" inch. The thickness of the wheel is 50mm or 1.969" inch. The caster dimensions heightwise is 240mm/9.449" inch. Mounted via a Top Plate that has the size of 100mm x 115mm and the holes distance of 75mm x 85mm. The Double ball beaing design will enable the Stainless steel fork and Polyurethane tire to roll easily with a core made of Stainless steel fork and Polyurethane. Maximum load calpacity that should not be exceeded on each wheel, remember to add safety factor, when calculating the load capacity 661 lb with a Swivel type. Temperature range is -40 to 180 F. Buy our VXB011200SSPU, we wish all the best.