Danco 17291B 3B-2H Hot Stem for Gerber Faucets Constructed of durable plastic that will endure the rigors of everyday use Fits Gerber sinks 80-42-271, 80-49-251, Lav 80-43-431 For hot water No faucet seat required ID length 3, broach B Complies with the reduction of low lead in drinking water act