Little or minimum effort can be possible on your operator by installing VXB011150SSPU just ask your operator to push and pull, but not carry. Wheel dia. is 150mm or 5.906" inch in inches. Sizes of the caster wheel is 50mm (1.969" inch). The Caster with the wheel from end to end is 195mm = 7.677" inch. This wheel mounting is Top Plate with the dimensions of 100mm x 115mm and 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 could not be exceeded on each wheel, remember to add safety factor, when calculating the load capacity 617 lb with a Swivel type. Ambient temperature range is -40 to 180 F. Order the VXB011150SSPU now, just add the quantity to basket and click on Checkout.