Apple Computer, MacBook Pro 15-inch Core i7 2.2/2.4/2.5 GHz (i7-2675QM, i7-2760QM, i7-2860QM), MacBook Pro 15-inch Core i7 2.3/2.6/2.7 GHz (i7-3615QM, i7-3720QM, i7-3820QM), Model Year, Late 2011, Mid 2012, Part Name, Bracket (Center), Manufacture Part Number, N/A, Compatible Apple Order Number, MD318LL/A, MD322LL/A, BTO/CTO, MD103LL/A, MD104LL/A, MD546LL/A, Compatible Model Number, A1286, EMC Number, EMC 2563, EMC-2556, EEE Code, N/A, Compatible Apple Computer Family, MacBook Pro (15-inch, Late 2011), MacBook Pro (15-inch, Mid 2012)
Order you product here: 922-9756 Bracket (Center) for MacBook Pro 15-inch Late 2011-Mid 2012 A1286 MD318LL/A, MD322LL/A, MD103LL/A, MD104LL/A, MD546LL/A, BTO/CTO, 922-9756
source http://info.applepartsellers.com/922-9756-bracket-center-for-macbook-pro-15-inch-late-2011-mid-2012-a1286-md318ll-a-md322ll-a-md103ll-a-md104ll-a-md546ll-a-bto-cto