Transtar 6934 2K Acrylic Primer Activator (1 Quart) is an activator for the 2K Acrylic Urethane Primer system. Goes with the 2K Acrylic Urethane Primer (Gray), which is a premium lead/chromate free, two component acrylic urethane primer-surfacer for basecoat/clearcoat refinishing. Activates 2K Acrylic Primer 2K Acrylic Primer system provides exceptional fill and build characteristics. Sands easily wet or dry without clogging. Can be directly top coated with alkyd enamels, acrylic enamels, urethane enamel basecoat/clearcoat systems and lacquers. TDS 216. Warning: This product can expose you to chemicals which is [are] known to the State of California to cause cancer and birth defects or other reproductive harm.