Amazon.com: GODSHARK 7+17 pin mSATA to A1398 A1425 (2012 & Early 2013) Adapter for MacBook Pro Retina SSD Replacement, Mini PCIe SATA SSD Converter Card : Electronics
SSD Upgrade Kits For 21.5 Inch iMac 2012 - 2013
DIY Bundle - 2TB OWC 6G SSD and HDD Kit for 27-Inch iMac
NEW 2TB SSD For Apple MacBook Pro 13" / 15" iMac 21.5" 27" Late 2012 Early 2013 | eBay
Installing SSD on iMac iMac, 27 inch, late 2012 3.4ghz | MacRumors Forums
SSD Upgrade Kits for 27-Inch iMac (2012 - Early 2013)
NVMe SSD Upgrade on a Late 2012 iMac | MacRumors Forums
DIY 1TB SSD Upgradekit iMac 27" A1419 Late 2012 bis Retina Early 2019 | Comtecshop24.net