USA SellerThis 512MB MEGABYTE NOT GIGABYTE IDE 44 PIN 2.5 Inch CF SSD Card & Adapter plugs into the Laptop Hard Drive Port of your Computer to replace 512MB and smaller vintage 2.5 inch IDE Laptop hard drives. Geometry is 1010 Cylinders 16 Heads 63 Sectors so you can Exactly replace any hard drive with the same or smaller parameters if your BIOS is fixed and not auto detect. Or with Auto detect upgrade a smaller capacity 2.5 inch 44 PIN IDE to 512MB SSD. Transfer rate is ATA-66. Small Square of Velcro included to secure in place since MOUNTING HOLES DO NOT MATCH DRIVE. Tested good before shipping. ASK QUESTIONS BEFORE BUYING as NOTHING CAN BE CHANGED once purchased and paid for. Listing is for 1 drive each at this price. CF Model & Manufacturer may vary. No trays are included all drives are bare drives. No local pickups allowed.Drives are Completely Blank and will need partition and format or operating system installed to be a working drive to the computer. Set computer BIOS for No UDMA/DMA on only 512 Megabytes.Some of the 2.5 \" 44 PIN LAPTOP IDE Hard Drives This SSD Replaces