Apple Hard Drive / SSD Cable For 15-inch MacBook Pro (Mid 2012) 'Main Drive Bay
Does the mid-2012 13 MacBook Pro have an M.2 slot that I can use for an Intel Optane memory upgrade? - Quora
MacBook Pro 13" Unibody Mid 2012 Hard Drive Replacement - iFixit Repair Guide
Buy 2nd 2.5'' SATA HDD SSD Hard Drive Disk DVD CD ROM Optical SuperDrive Caddy Tray Adapter for Apple Unibody MacBook/MacBook Pro 13 15 17 Early mid Late 2008 2009 2010 2011 2012.etc Online in Vietnam. B004FM4UGE
256 GB Solid State Drive SSD for Apple MacBook Pro 13 inch retina A1425 (Late 2012 - Early 2013)