LASCO S-180-2NL 1/2-Inch Cartridge 4002 No Lead Cold Ceramic Stem. Brass material. Ceramic cartridge. Cold stem/handle replacement. Generic fits all. Lead free product, meets California AB-1953, Vermont, and new federal standards for low lead applications. 1/2-Inch Cartridge, 4002, No Lead, Cold, Ceramic, Stem, Fits Various Brands, Carded