OWC DIY Drive Upgrade/Install Kits for Apple iMac Models
OWC Complete HDD Upgrade Kit for Apple iMac 2009-2010
maxupgrades.com: Dual SSD Drives kit for iMac 27 inch 2012 Models with Blade SSD Module with Heatsink and Power and DATA Cables
OWC SSD Upgrade Kits for 27-Inch iMac 2011
Amazon.com: OWC SSD Upgrade Kit for 2011 21.5-inch iMacs, Mercury Electra 250GB 6G SSD, 18" SATA III 6Gbps Data Cable, Installation Tools and iMac Screen Adhesive Tape Set : Electronics
New 2TB SSD in the iMac! Upgrade kit from OWC is awesome! : r/mac
SSD Upgrades for Apple iMac 27-Inch Late 2013 - 2019