Install an SSD into the optical superdrive slot on a MacBook Pro | OSXDaily
OWC Aura Pro SSD for MacBook Air 11" and 13" (Late 2010-Mid 2011)
661-5932 Apple 512GB SSD (Solid State Drive) 2.5-Inch for MacBook Pro 13" Early 2011
Installing MacBook Pro 15" Unibody Late 2011 Dual Hard Drive - iFixit Repair Guide
Proven: Fastest MacBook Pro 17” Inch 2011 2.5Ghz - 3.6Ghz / USB 3.0 / 16g 2133MHz RAM / Dual SSD RAID 0 Loaded (Best Build)
Amazon.com: 2nd 2.5''HDD SSD Hard Drive Caddy Tray Replacement for Macbook Pro 13/15/17 inch A1278 A1286 A1297 2008 2009 2010 2011 2012 Internal Laptop CD/DVD-ROM Optical SuperDrive Adapter : Everything Else
OWC SSD Upgrade Kits For MacBook Pro 2011
Amazon.com: OWC 250GB Aura Pro 6G Flash SSD Upgrade for 2010-2011 MacBook Air : Electronics
Apple MacBook Pro Late 2011 8GB Memory & SSD Upgrade - YouTube
Amazon.com: Sintech 18pin to SATA Adapter with USB SATA Cable for SSD from 2010-2011 MacBook AIR A1369 A1370 A1377 (Not Fit Any SSD from MacBook Air 2012-2017 Year) : Electronics
Amazon.com: GODSHARK PCIe SSD Enclosure for 2010 2011 MacBook Air, USB 3.0 External Reader for A1369 A1370 SSD Adapter with Case, Support Model MC503 MC504 MC965 MC966 MC505 MC506 MC968 MC969 : Electronics