Includes everything needed to replace your optical drive with a second hard drive or SSD Boost your storage capacity by adding up to an additional 2.0TB of internal storage with a second hard drive, or enjoy near-instantaneous boot and app loading times by adding a Solid State Drive (SSD). Configuration flexibility is yours when you replace your 2009-2011 iMac's internal SuperDrive with an OWC Data Doubler with a hard drive or SSD. The custom-engineered Data Doubler bracket comes ready to mount any 2.5" SATA drive up to 12.5mm in height. Once you've installed the entire Data Doubler drive assembly into your 2009-2011 iMac's optical drive bay, you can customize how you want your internal storage to perform. Drive customization is easy and built right into OS X as the new Data Doubler mounted drive can be setup using Apple's Disk Utility program in which you can format the drive, create a RAID array using two drives together, or partition the new drive. Once formatted you can also setup the second drive as a Time Machine backup so you can take your backup with your wherever you go. OWC provides free installation videos that guide this DIY upgrade step-by-step for each specific Mac model. Data Doubler also comes backed by OWC's award-winning U.S.A. based technical support team which is readily available to assist you with your upgrade should you have any questions. You don't have to give up your optical drive completely if you don't want to. You can reuse the original SuperDrive with the OWC Value Line Slim optical drive enclosure for Apple SuperDrive. Includes (1) OWC Data Doubler Optical Bay Mounting Solution (2) OWC 2-1/4" Suction Cup (1) Torx T10 driver (1) Torx T8 driver (1) Torx T6 driver (1) Phillips #00 driver (1) Nylon Pry Tool (Spudger) (1) OWC Blue Microfiber Screen Cleaning Cloth This OWC 6G SSD Model is compatible with most 2009-2011 iMac models including: iMac 2006-current (All Intel Models) NOTE exceptions below Special note for specific 2009 iMacs. We highly recommend the use of a SATA 2.0 (3Gb/s) SSD such as the OWC Mercury Electra 3G for the following iMacs: iMac models with model ID: How to find the model ID iMac10,1 iMac11,1 While a 6G SSD does function, it will only do so at SATA Revision 1.0 (1.5Gb/s, 150MB/s) speeds rather that the SATA Revision 2.0 (3.0Gb/s 300MB/s) speed the computer can deliver. The Mercury Electra 3G SSD is the OWC recommended upgrade option for the iMacs listed in the special note above. This OWC Data Doubler is compatible with... iMac (27-inch Mid 2011) (May, 2011) Model ID: iMac12,2 2.7GHz i5, 3.1GHz i5, 3.4GHz i7 iMac (21.5-inch Mid 2011) (May, 2011) Model ID: iMac12,1 2.5GHz i5, 2.7GHz i5, 2.8GHz i7 iMac (27-inch Mid 2010) (July, 2010) Model ID: iMac11,3 2.8GHz i5, 2.93GHz i5, 3.6GHz i7 iMac (27-inch Mid 2010) (July, 2010) Model ID: iMac11,3 2.8GHz, 2.93GHz, 3.2GHz, 3.6GHz iMac (21.5-inch Mid 2010) (July, 2010) Model ID: iMac11,2 3.6GHz i5 iMac (21.5-inch Mid 2010) (July, 2010) Model ID: iMac11,2 3.06GHz, 3.2GHz, 3.6GHz iMac (27-inch Late 2009) (October, 2009) Model ID: iMac11,1 2.66GHz i5, 2.8GHz i7 iMac (27-inch Late 2009) (October, 2009) Model ID: iMac10,1; iMac11,1 2.66GHz, 2.8GHz, 3.06GHz, 3.33GHz iMac (21.5-inch Late 2009) (October, 2009) Model ID: iMac10,1 3.06GHz, 3.33GHz iMac (24-inch Early 2009) (March, 2009) Model ID: iMac9,1 2.66GHz, 2.93GHz, 3.06GHz iMac (20-inch Early 2009) (March, 2009) Model ID: iMac9,1 2.66GHz