The Fluidmaster B4F20 Braided Stainless Steel Faucet Connector is a top choice to replace and upgrade your faucet supply line. Showcasing a 20 in. length and fitting 1/2 in. FIP x 1/2 in. FIP fittings. Fluidmaster faucet water supply connectors are built to last. Made of a tough polymer core covered with braided stainless steel wire, these connectors come with a 5-year warranty. Featuring exceptional flexibility for fast and easy installation, with easy to grip and durable nickel-plated brass hex nuts, and extra-long and crimped stainless ferrules. They won't kink or crease even in tight spaces. Lead free and meeting all code requirements for flexible water connectors.