Mac OSX 250gb SSD El Capitan High Sierra Mojave and later OSX from Macpro studio
Being refurbished up graded and up-dated Mac OSX for Mac pros 3,1 4,1 and 5,1. Different SSDs 240Gb 250Gb 256Gb removed from Mac-pros of a small studio in Los Angeles. Plug and play SSDs. Just plug-in type password and go.