Disco duro Macbook Pro OS Catalina 10,15 500 GB SATA 2,5" 2012 A1278 A1286 A1297.
Note: In order to run "Catalina" you must have the mid-2012 macbook pro. You are buying a professional level hard drive. NEW SYSTEM PULL. FORMATTED and optimized ON A MACBOOK LAPTOP TO RUN MAC OS X 10.15.6 Catalina.