MacBook Pro 13" Retina Display Late 2012 SSD Replacement - iFixit Repair Guide
Samsung OEM SSD for Mid 2012 and Early 2013 MacBook Pro Retina
Caddy Ssd Macbook Pro Mid 2012 | Optical Bay Caddy Macbook Pro - 9.5mm 2nd Drive - Aliexpress
Amazon.com: MCE Technologies 1TB Internal SSD Flash Upgrade for MacBook Pro Retina (Mid 2012 - Early 2013) - Includes USB 3.0 Enclosure for Original Drive & Install Kit! : Electronics
MacBook Pro 13" Retina Display Late 2012 SSD Replacement - iFixit Repair Guide
The next-gen MacBook Pro with Retina Display: SSD Analysis
macbook pro mid 2012 hard drive upgrade to SSD SATA recommendation - Ask Different