SOOGOOD Replacement DVDRW USE For Lenovo T400 T410 T420s T500 T510 Serial Ultrabay Slim DVD-MULTI IV Drive 9.5mm Internal Model of the unit T400 T400S T410 T410S T500 W500 T420s Ultrabase X200 X220 Manufacturer Description of Product Original Lenovo Genuine ThinkPad Laptop DVD-RW / CD-RW Combo 9.5mm Internal Drive