Eathtek Replacement HDD Hard Drvie Cable with Bracket for 13" Macbook Pro Unibody A1278 821-1226-A series (Only fit for 821-1226-A. Please check the part number carefully!!) Only fit for 821-1226-A. Please check the part number carefully!! Compatible Model Numbers: 13" Macbook Pro Unibody A1278 Replacement and high quality,Replace your faulty, cracked or broken hdd cable Each hdd cable is tested before shipping All pictures are taken from the real item, please check carefully before bidding.