Art.Nr.: 300054711 Artikelbezeichnung: TAMIYA Silikon-Öl #450 40mlAdjusting the viscosity of your damper oil is one of the quickest ways of tuning your R/C car. To better support frequent users, these bottles are larger than the ones in previously sold sets - Items 53025-27 (35ml) and Items 53443-45 (20ml).Bottle contents: 40ml Each oil viscosity has its own color to help avoid confusion when sitting in your toolbox. For use with all types of oil-filled damper. Higher numbers mean a "harder" viscosity.