LASCO SB-61NL No Lead 5/8 by 20 by 27/64 Brass Faucet Seats Fits Gerber Brand, 2-Pack Brass material Faucet Seat Removable seats Gerber brand Lead free product, meets California AB-1953, Vermont, and new federal standards for low lead applications Brass material Removable seats Gerber brand Lead free product, meets California AB-1953, Vermont, and new federal standards for low lead applications