Product Name: turnbuckle Producting scope : Dlameter,16-64mm Length 100-1500mm Dlameter:5/8-3 inch Length:4-60 inch Mechanical performacne: Class 4.8, Class 6.8, Class 8.8,Class 10.9,Class 12.9 Etc Surface: Plain,Black Oxide,H.D.G Etc turnbuckle Manufacturer, Supplier, Factory , Exporter in china