How to Upgrade MacBook Pro Hard Drive (Unibody, 2009-2012): EveryMac.com
How to Upgrade the SSD in a 15-inch MacBook Pro w/ Retina display (Mid 2012–Early 2013) UPDATED - YouTube
Amazon.com: Sintech 24-Pin to SATA Card,Compatible with 2012-Early 2013 Year MacBook PRO Retina SSD: Computers & Accessories
8+18 Pins SSD Card to SATA Adapter Converter for 2012 Macbook Air Pro Retina | eBay
Macbook Pro SSD Upgrade (2011/2012/2013) - YouTube
M.2 NG FF M Key SSD to Compatible for MacBook Pro Retina 2012 A1398 A1425 Adapter Converter Card Random Delivery|Computer Cables & Connectors| - AliExpress
M.2 NGFF B Key SSD to Compatible for MacBook Pro Retina 2012 A1398 A1425 Adapter | eBay
Amazon.com: Sintech 24pin to SATA Adapter with USB SATA Cable,Compatible with SSD from MacBook Air and MacBook Pro 2012 Year (NOT fit SSD from 2013-2015 Year): Computers & Accessories
2nd Hard Drive HD HDD SSD Caddy for Macbook PRO 13" 15" 17" A1278 Unibody UJ868A | eBay
JetDrive 850 | SSD Upgrade Kits for Mac - Transcend Information, Inc.
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): Computers & Accessories
MacBook Pro 13" Retina Display Late 2012 SSD Replacement - iFixit Repair Guide
M.2 NG FF M Key SSD to Compatible for MacBook Pro Retina 2012 A1398 A1425 Adapter Converter Card Random Delivery|Computer Cables & Connectors| - AliExpress
Amazon.com: 1TB SSD Compatible with MacBook Air A1466 A1465 Mid2012 MD231 MD232 MD223 MD224 Solid State Disk: Computers & Accessories
How to add a fast new SSD to your old Mac or MacBook for only $150 - 9to5Mac