Halifax or Vancouver our Low priced answert to the heavy weight objects movement, Wheel casters like our VXB20050ALT1-S will be rolling your machine or equipment back and forth. Wheel dia. is 50mm or 1.969" inch in inches. The thickness of the wheel is 50mm or 1.969" inch. The height of the wheel caster 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. Each caster wheel will carry the load of 77 lb and is Swivel type. The caster wheel temperature range = -40 to 180 F. Order the VXB20050ALT1-S now, just add the quantity to basket and click on Checkout.