Fluidmaster B1F20CS CLICK SEAL Faucet Connector, Braided Stainless Steel - 3/8-Inch Compression Thread x 1/2-Inch F.I.P. Thread, 20-Inch Length Make installs easier with a Fluidmaster Click Seal Faucet Connector Easily fits and this is easy to install Made in China Special nut "clicks" when water tight seal is achieved Stainless steel braiding protects against catastrophic flood damage Fits 3/8" compression supply stops 5-year warranty