SC/UPC SM fiber optic connector 1.SC,LC,ST,FC,MU fiber connector 2.APC,UPC,PC,SM,MM 3. ... Simplex,duplex 4.fiber connector kit SC/UPC ... SM fiber optic connector 2.0 Single modemulti mode Insertion ... 0um,concentricity≤1.0128.0um,concentricity≤3.0 The connector pre-assemblied kit or one piece are available.Boots ...