Mounting VXB20040ALTB-S is the Low cost solution of making a project to move around by pushing or pulling. The wheel diameter is 40mm or 1.575" inch in inches. The thickness of the wheel is 40mm or 1.575" inch. The Caster with the wheel from end to end is 257mm = 10.118" inch. is the method of installing the caster to your equipment, here are the dimensions 47mm x 47mm with the holes distance of 129mm x 74mm. The Roller bearing design will enable the Acrylonitrile Butadiene Styrene (Plastic) tire to roll easily with a core made of Acrylonitrile Butadiene Styrene (Plastic). Maximum load calpacity that should not be exceeded on each wheel, remember to add safety factor, when calculating the load capacity 55 lb with a Swivel and Upper Brake type. The caster temperature range = -40 to 180 F. Buy our VXB20040ALTB-S, we wish all the best.