black long flexible gooseneck,OD: 2.0mm-22mm Length: 100mm-1000mm, MOQ: ... Union, Paypal, T/T, lead time: 3 day E-plating black long flexible gooseneckXiongda Metal gooseneck offers a large select of flexible ... .Materials: carbon steel5.Surface: plating zinc, nickel, chrome, bronze, plating black and others 6.Applications: reading lamp, earth lamp, medical equipment ...