Please check the pictures and description carefully before bidding.

*Color : Black
* *Condition:New Hard Drive Cable w/ IR Sensor

Compatibility:
Compatible with MacBook Pro 13" A1278（2011）
-- Printed Part #: 821-1226-A 922-9771

Identifying Numbers:
-- Compatible with Apple Part #:923-0104, 923-0741
-- Printed Part #:821-1480-A, 821-2049-A, 821-2480-A

Package Include:
1 x Hard Drive Cable w/ IR Sensor

Something wrong happaned to your laptop, it seems look like:
(1)froze suddenly.
(2)Internal hard drive disk not recognized, not respond any more.
(3)freezes takes long to start up.
(4)flashing folder icon on boot.
(5)got the flashing question mark folder, a sure sign of death when the computer turned back on.
(6)didn't boot up properly and the screen displayed a folder with a question mark! Restarting again did not make the folder with question mark go away.
(7)boot to a gray screen or keep freezing when it did boot.
(8)A new drive did not solve the problem.
Pls feel free to contact with us if you have any questions.