OWC SSD Upgrade Kit for iMac 21.5" Model 2011 - 4mac
In-Line Digital Thermal Sensor HDD Upgrade Cable for iMac 2011, (DIDIMACHDD11), Includes cables necessary for drive installation into main drive bay of Apple.., By OWC - Walmart.com
OWC Data Doubler Optical Bay Hard Drive/SSD OWCDIDIMCL0GB B&H