The Koch-Chemie Dosing Cap makes precise measuring quick and effortless. Designed to fit Koch-Chemie bottles with a 270mm riser tube, it can also be trimmed to fit smaller containers. The 20ml chamber features clear 5ml markings for accurate, repeatable dilution every time. Just squeeze the bottle to fill the cap—no mess, no guesswork. Perfect for detailers who want consistent results with every mix.