IMac 21.5" late 2012 A1418 EMC 2544. Early 2013 A1418 EMC 2545. iMAC 27" late 2012 A1418 EMC 2546. 1 x 1TB Macbook pro SSD. Speeds faster than Apple original SSD. SSD 100% compatibly. Free installation catalina 10.15 + opening tools + USB Bootable Installer.
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