these ones from the usa -
http://www.transintl.com/store/categ...?category=2787
include the drive tray adaptor on the same piece of metal.
http://www.transintl.com/store/categ...?category=2787Install any 2.5? SATA Solid State or Hard Disk Drive in Mac Pro using Pro Sled 2. Pro Sled 2 offers flexibility in choosing type of drive [Solid State or 7200RPM Hard Disk Drive]. Pro Sled 2 is a must have accessory in any high volume production setup