Apple Thunderbolt FireWire Adapter A1463 Apple Genuine Adapter This is a used Thunderbolt to FireWire 800 adapter. Please refrain from purchasing if you do not understand that this is a used item or if you are sensitive to imperfections. Due to the prevention of issues such as part swapping, we will not accept returns or exchanges. Please understand that we will prioritize the person who purchases the item, even during price negotiations. Thank you for viewing. Thank you for your consideration.