Amazon.com: OWC SSD Upgrade Kit for 2011 21.5-inch iMacs, Mercury Electra 1.0TB 6G SSD, 18" SATA III 6Gbps Data Cable, Installation Tools and iMac Screen Adhesive Tape Set : Electronics
OWC SSD Upgrade Kits for 27-Inch iMac 2011
Internal SSD Cable Upgrade Kit for Apple 21.5 Inch iMac 2011 Models - Walmart.com