Kickstart 3.1 ROM chips for the Amiga 1200. This pack contains genuine Amiga® manufactured v40.68 ROMs part number 391773-01 and v40.68 ROM part number 391774-01. Supplied complete with illustrated installation instructions specific to the A1200. These are essential for AmigaOS 3.9, AmigaOS 3.5 and AmigaOS 3.1.