Little or minimum effort can be possible on your operator by installing VXB013150WBCPUF just ask your operator to push and pull, but not carry. Spinning on wheel that has 150mm diameter/5.906" inch. The wheel has a width of 50mm=1.969" inch. The Caster with the wheel from end to end is 222mm = 8.740" inch. Top Plate is the method of installing the caster to your equipment, dimensions are 140mm x 108mm with the holes distance of 105mm x 75mm. This caster wheel core made of Polyurethane and Cast iron core and has a Polyurethane and Cast iron core tire spinning over Ball bearing. Having in mind that every caster wheel has the load capacity of 661 lb with a Fixed type. Ambient temperature range is -40 to 180 F. Buy the VXB013150WBCPUF now, we ship on the same day.