GS20N Super Multi DVD Writer Dual Layer 8X DVD-RW DL 24X CD-R Burner Notebook PC Slot-in Internal 9.5mm SATA Drives Fits for Apple macbook pro 466/467 For DELL precision M5600--Sliver Fits for Apple macbook pro 466/467 Fits for DELL precision M5600 Internal 9.5mm SATA Drive New 8X DVD-RW DL 24X CD-R Burner Notebook PC Slot-in Replace for UJ8A7 GS40N GS30N UJ8A7 GS20F