Thousands of different kinds using our Canada based business to select from to have your office Desk/chair sliding easily right and left, install the VXB20050CPU2B. Wheel dia. is 50mm or 1.969" inch in inches. The thickness of the wheel is 50mm or 1.969" inch. The caster dimensions heightwise is 48mm/1.890" inch. Top Plate is the method of installing the caster to your equipment, dimensions are 38mm x 38mm with the holes distance of 129mm x 74mm. This caster wheel core made of Nylon and Polyvinyl Chloride and has a Nylon and Polyvinyl Chloride tire spinning over Roller bearing. Maximum load calpacity that could 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 wheel temperature range = -40 to 180 F. Order the VXB20050CPU2B now, just add the quantity to basket and click on Checkout.