Best Buy: Pre-Owned Apple iMac 21.5-inch Desktop "Core i5" 2.9 (Late 2013) 8GB Memory 1TB HDD ME087LL/A
HOW TO: Upgrade The RAM to 32GB on a Mid-2011 21.5inch iMac - YouTube
32.0GB OWC Memory Upgrade Kit For 2010-2011 Apple iMac
A-Tech 32GB (4x8GB) RAM for Apple iMac (Mid 2010 27 inch 4-Core, Mid 2011 21.5/27 inch) | DDR3 1333MHz PC3-10600 204-Pin SODIMM Memory Upgrade Kit at Amazon.com
How to Upgrade iMac RAM (21.5" and 27" Aluminum): EveryMac.com
HOW TO: Upgrade The RAM to 32GB on a Mid-2011 21.5inch iMac - YouTube
Apple iMac 21.5-inch 2.8GHz Quad-core i7 (Mid 2011) MC812LL/A-BTO | mac of all trades
Apple iMac 21.5" Mid 2011 Intel Core i5 2.7 GHz 1TB SATA Disk 4GB RAM HighSierra | eBay
HOW TO: Upgrade The RAM to 32GB on a Mid-2011 21.5inch iMac - YouTube
Sold - 21.5" iMac Mid 2011 // $495 - Boulder Mac Repair
Install memory in an iMac - Apple Support
Apple iMac 21.5-inch Mid 2011 2.5GHz Intel Core i5 (MC309LL/A) – UNICOM, Inc.
Install memory in an iMac - Apple Support
How to Upgrade iMac RAM (21.5" and 27" Aluminum): EveryMac.com
iMac "Core i5" 2.5 21.5" (Mid-2011) Specs (Mid-2011, MC309LL/A, iMac12,1, A1311, 2428): EveryMac.com
Memory Upgrades for Apple iMac 2011 Up to 32GB
Restored Apple iMac 21.5-inch All-In-One PC, 2.7 GHz Intel Core i5 Quad Core, Silver (Refurbished) - Walmart.com
A-Tech 32GB (4x8GB) RAM for Apple iMac (Mid 2010 27 inch 4-Core, Mid 2011 21.5/27 inch) | DDR3 1333MHz PC3-10600 204-Pin SODIMM Memory Upgrade Kit at Amazon.com
Apple iMac 21.5-inch 2.8GHz Quad-core i7 (Mid 2011) MC812LL/A Best Buy! | MacBlowouts
21.5-inch or 27-inch iMac (Mid 2011) Memory Installation iMac12,1 iMac12,2 - YouTube
iMac (21.5-inch, Mid 2011) - Technical Specifications
iMac 21.5-inch (Mid-2011) Core i5 2.5GHz - HDD 500 GB - 4GB | Back Market
iMac | 2.7 GHz Intel i5 | 21.5 Inch | Mid 2011 - Techable.com
