Amazon.com: Sintech USB 3.0 24pin SSD External Case,Compatible for SSD from 2012 Year MacBook PRO Retina (Not Fit 12+16Pin Late 2013-2015 Year MacBook PRO SSD) : Electronics
MacBook Pro 13" Retina Display Late 2012 SSD Replacement - iFixit Repair Guide
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Amazon.com: Odyson - 768GB SSD Replacement for MacBook Pro 13" A1425 & 15" A1398 (2012, Early 2013) : Electronics