Car-Rep® 2K Epoxy Primers with Wise 2K® Technology feature anti-corrosion pigments which create a superior humidity and chemical resistant surface. Available in grey and black, Car-Rep 2K Primers provide an adhesion bridge layer for putties, which can be applied directly on the primer without sanding. Suitable on all kind of metals (including galvanized metal, aluminum, copper, brass) as well as carbon fiber substrates and most automotive plastics,  Car-Rep 2K Epoxy Primers are the only 2K Primers with unlimited pot life — so you can use the entire can.