Make your life easier by moving oversize large objects much much easier using the VXB20050ALT-S Wheel Caster. Spinning on wheel that has 50mm diameter/1.969" inch. The wheel has a width of 50mm=1.969" inch. The Caster with the wheel from end to end is 257mm = 10.118" inch. Mounted via a that has a size of 47mm x 47mm and the holes distance of 129mm x 74mm. The weehl core material is Acrylonitrile Butadiene Styrene (Plastic) and has a Acrylonitrile Butadiene Styrene (Plastic) tire with a low friction Roller bearing. Having in mind that every caster wheel has the load capacity of 77 lb with a Swivel type. The Temperature range is -40 to 180 F. Buy the VXB20050ALT-S now, we ship on the same day.