Check the listing for details. 3.5" or 5.25" Drive Rails Pair For Vintage Computer System (Unknown) Case. Listed at 10.91 USD. Important Notes:It may be easier to view our drive rails selection if you navigate to our store, and browse the section PC > Cases & Case Parts > Rails & Drive Sleds.We will combine shipping on multiple purchases (International buyers contact us first, and we will create a custom listing with the desired items).You will receive the item pictured. By purchasing this item you agree that you understand that this item is being sold AS-IS with no returns accepted. This is a pair of drive rails for an unknown vintage computer system. We do not know what systems these drive rails are compatible with (If you message us and ask if it will work with X system, we do not have an answer). Please see the photos for measurements. It is your responsibility to ensure that these are the correct drive rails for your system. Some of these are in "Like New" condition, some of them have small amounts of rust, etc. Carefully inspect the photos before making a purchase. If you have any questions, ask before making a purchase. We will carefully package this item for safe shipment.