Fluidmaster B1F20C Flexible Braided Faucet Connector With Polymer Core, 3/8 in X 1/2 in X 20 in

Fluidmaster Faucet Connector, Braided, Flexible, Stainless Steel, Polymer Core, Fluidmaster, 3/8 X 1/2 in Nominal, 20 in Length, Compression X FIP End, NSF Approved