![Amazon.com: Apple iMac MK142LL/A 21.5-Inch Desktop (Discontinued by Manufacturer) (Renewed) : Electronics Amazon.com: Apple iMac MK142LL/A 21.5-Inch Desktop (Discontinued by Manufacturer) (Renewed) : Electronics](https://m.media-amazon.com/images/W/IMAGERENDERING_521856-T1/images/I/61eAUaVjO2L._AC_SS300_.jpg)
Amazon.com: Apple iMac MK142LL/A 21.5-Inch Desktop (Discontinued by Manufacturer) (Renewed) : Electronics
![Apple 21.5" Pre-Owned iMac Desktop Intel Core i5 3.0GHz 8GB Memory 1TB HDD (2017) Silver MNDY2LL/A - Best Buy Apple 21.5" Pre-Owned iMac Desktop Intel Core i5 3.0GHz 8GB Memory 1TB HDD (2017) Silver MNDY2LL/A - Best Buy](https://pisces.bbystatic.com/image2/BestBuy_US/images/products/6474/6474040_sd.jpg)
Apple 21.5" Pre-Owned iMac Desktop Intel Core i5 3.0GHz 8GB Memory 1TB HDD (2017) Silver MNDY2LL/A - Best Buy
![Review: Apple's 21.5" iMac with Retina 4K display gets solid 2017 architectural refresh | AppleInsider Review: Apple's 21.5" iMac with Retina 4K display gets solid 2017 architectural refresh | AppleInsider](https://photos5.appleinsider.com/gallery/21707-25280-FullSizeRenderjpg-2-l.jpg)
Review: Apple's 21.5" iMac with Retina 4K display gets solid 2017 architectural refresh | AppleInsider
![A-Tech 32GB (2x16GB) RAM for Apple iMac 2017 (27 inch Retina 5K & 21.5 inch Retina 4K) | DDR4 2400MHz SODIMM PC4-19200 2Rx8 1.2V 260-Pin SO-DIMM Memory Upgrade Kit A-Tech 32GB (2x16GB) RAM for Apple iMac 2017 (27 inch Retina 5K & 21.5 inch Retina 4K) | DDR4 2400MHz SODIMM PC4-19200 2Rx8 1.2V 260-Pin SO-DIMM Memory Upgrade Kit](https://m.media-amazon.com/images/W/IMAGERENDERING_521856-T1/images/I/81NOCOTRV8L.jpg)
A-Tech 32GB (2x16GB) RAM for Apple iMac 2017 (27 inch Retina 5K & 21.5 inch Retina 4K) | DDR4 2400MHz SODIMM PC4-19200 2Rx8 1.2V 260-Pin SO-DIMM Memory Upgrade Kit
![Amazon.com: Apple iMac MK452LL/A 21.5-Inch 4K Retina Display Intel Core i5 3.1GHz 16GB RAM 1TB HDD (Renewed) : Electronics Amazon.com: Apple iMac MK452LL/A 21.5-Inch 4K Retina Display Intel Core i5 3.1GHz 16GB RAM 1TB HDD (Renewed) : Electronics](https://m.media-amazon.com/images/W/IMAGERENDERING_521856-T1/images/I/61Kimc4ZXPL.jpg)