Apple iMac 21.5-inch (Retina 4K) 3.2GHZ 6-Core i7 (2019) Desktop 1 TB Flash HD & 2 TB SSD HD & 16GB DDR4 RAM-Mac OS (Certified, 1 Yr Warranty) - Walmart.com
Amazon.com: OWC SSD Upgrade Kit for 2011 21.5-inch iMacs, Mercury Electra 250GB 6G SSD, 18" SATA III 6Gbps Data Cable, Installation Tools and iMac Screen Adhesive Tape Set : Electronics
Apple iMac 21.5-inch iMac with Retina 4K display 3.2GHz, 32GB RAM, 256GB SSD | Sweetwater
🍏🖥️🛠️ 21.5" iMac Hard Drive Replacement or SSD Upgrade 2012-2017 (Including Retina) A1418 - YouTube