Odyson - 512GB SSD (PCIe 3.0 x4, SSUBX) Replacement for MacBook Pro 13" Retina A1502 (Early 2015), 15" A1398 (Mid 2015) 512GB SSD for MacBook Pro Retina 13" A1502 (Early 2015), 15" A1398 (Mid 2015) Compatibility: MacBookAir7,2 Early 2015 (MJVE2LL/A, MGVG2LL/A) Compatibility: MacBookPro12,1 Early 2015 (MF839LL/A, MF841LL/A, MF843LL/A) Compatibility: MacBookPro11,4 Mid 2015 (IG - MJLQ2LL/A) APN: 661-02375, 661-02352