256GB SSD for Mid 2012 Early 2013 Apple MacBook Pro 13" 15" Ret. A1425 A1398 | eBay
Amazon.com: MCE Technologies 500GB Internal SSD Flash Upgrade for 13" and 15" MacBook Pro with Retina Display (Mid 2012 - Early 2013) - Includes Installation Kit! : Electronics
MacBook Pro Retina (Mid 2012): SSD Replacement - YouTube
MacBook Pro 13" Retina Display Late 2012 SSD Replacement - iFixit Repair Guide
SSD 256 GB 655-1794A MacBook Pro 13 inch A1425 15 inch A1398 mid 2012 early 2013 - used original spareparts for Macs