Hearth Products Controls (HPC Replacement Flange & Key (UDFK-PW), Pewter Decorative flange and matching key for standard ball valves Solid plated material with pewter finish 3 inch key fits standard 1/4 inch and 5/16 inch sockets Decorative flange features 3/4 inch female NPT pipe threads Includes flange and key only; Note: HPC flanges and HPC valves feature a 1/2-inch insert to fit 1/2-inch valves, but this insert can be removed for 3/4-inch fittings