Little or minimum effort can be possible on your operator by installing VXB005C200CPUB1 just ask your operator to push and pull, but not carry. Dia. Measured of the caster wheel in metric standard 200mm which is equal to 7.874" inch with imperial units. Sizes of the caster wheel is 50mm (1.969" inch). The Caster with the wheel from end to end is 250mm = 9.843" inch. This wheel mounting is Top Plate with the dimensions of 115mm x 100mm x 6mm and holes distance of 72mm x 85mm. The Roller bearing design will enable the Cast Iron and Polyurethane tire to roll easily with a core made of Cast Iron and Polyurethane. Maximum load calpacity that could not be exceeded on each wheel, remember to add safety factor, when calculating the load capacity 1190 lb with a Swivel and Center Brake type. The caster wheel temperature range = -40 to 180 F. Order the VXB005C200CPUB1 now, just add the quantity to basket and click on Checkout.