Samsung SW-232 32x10x40 CD-RW IDE Drive with original box/packing/SW discs.Unit tested by powering up the computer power supply and carrier slid out and back in. Not able to actually read a CD because of the computer not functioning. If you have any questions or want more photos, please send a message. Includes two side rails. Thanks for looking.Note: Select the lowest cost shipper, either Fedex, USPS or UPS will be used, whichever is the lowest cost when the shipping label is purchased.