Utilizing VXB20050ALT-S makes it feasible to pull and push items instead of transport And rolling on wheel that has 50mm diameter/1.969" inch. The wheel has a width of 50mm=1.969" inch. Overall height of the wheel caster is 257mm = 10.118" inch. This wheel caster can be mounted using a with the dimensions of 47mm x 47mm and holes distance of 129mm x 74mm. This caster wheel core material is Acrylonitrile Butadiene Styrene (Plastic) and has a Acrylonitrile Butadiene Styrene (Plastic) tire spinning over Roller bearing. Each caster will carry the load of 77 lb and is Swivel type. Temperature range is -40 to 180 F. Buy the VXB20050ALT-S now, just add the quantity to basket and click on Checkout.