Compatible Model: Apple MacBook Pro A1278 A1286. MacBook Pro 15" Unibody A1286. MacBook Pro 13" Unibody A1278. Condition: Used. MacBookPro9,1 Mid 2012: MD103LL/A (2.3 GHz Core i7). MacBookPro8,2 Late 2011: MD322LL/A (2.5 GHz Core i7).
