12.7mm DS-8A8SH DVD&plusmn;RW SATA Burner Drive for Lenovo T430T430IT530T530IT500T420T420IT520 W500W700R400R500 DVDRW for Lenovo T430T430IT530T530IT500T420T420IT520 W500W700R400R500 Interface: SATA Dimension(D*W*H): 129MM*128MM*12.7MM Type: Internal Thickness: 12.7mm