... 100mm, 120mm,150mm,180mm or longer length4.Materials:galvanized iron wire and spring wire5.connection:two end connections,its ... meterial is free cutting iron,chrome plated ,plating zinc or others.6.certificate:RoHS ... black and others 8.Applications: reading lamp, earth lamp, medical equipment, USB lamp, USB, bracket , hose for lamp accessorizes series,etc.8.Small ...