This is a bottle of Ultimate Hi-Speed Bearing Oil. It is oil designed for use in bearings to maintain their smooth and free movement, ensuring the best performance in every race. It comes in a durable, waterproof 20ml bottle. The Modelix team has experimented with many different oil formulations and has found that this Hi-Speed Bearing Oil is the best for keeping bearings in good condition and clean, so they last longer and perform better. It is very good for use in dust and on surfaces to address the effects of dust and carpet fibers. It is recommended to use it immediately after cleaning the bearings. It is advisable to clean the bearings with the UR8405 Ultimate Racing cleaning unit using cleaning spray and then apply the Ultimate Hi-Speed Bearing Oil.