Industrial and Scientific teams ARE loving the Phenolic Casters because of their weight-bearing capacity that makes Material Handling Products so much easier. Replacing your old casters with this product will make moving heavy equipment a breeze and could cut down on employee injuries. Using this product, our team found that it greatly increased efficiency and improved workflow. However, the installation process can be a bit difficult and time-consuming. Despite this, we highly recommend these casters for anyone who wants to improve the speed and safety of their material handling. .