Startech USB3 to SATA HD Dock for 2.5in 3.5in HDD- you get 4

Startech USB3 to SATA HD Dock for 2.5in 3.5in HDD The SATDOCKU3S USB 3.0 Hard Drive Docking Station delivers full, instant access to any 2.5in or 3.5in SATA (SATA, SATA II, SATA III) hard drive (HDD) or solid state drive (SSD), without having to mount the drive in a computer or install it in an external enclosure. Large capacity drives (tested with up to 4TB 3.5 and 1TB 2.5" drives) can be used to greatly enhance your computer’s storage/backup capabilities. Connected to the host computer through a single USB 3.0 SuperSpeed or USB 2.0 connection, the hard drive docking station provides a convenient, plug-and-play storage solution that delivers instant access to the hard drive without requiring a reboot. Relying on the outstanding data throughput support of USB 3.0, the HDD docking station is capable of transfer speeds of up to 5Gbps, making it the fastest way to access data from an external drive. Double the value of this hard drive docking station, using a SATA to IDE hard drive adapter (SAT2IDEADP), which enables you to use any 2.5 or 3.5in IDE hard drive in a SATA hard drive dock slot. To ensure compatibility with your computer system, the SATDOCKU3S supports all of the leading operating system platforms, including: Microsoft Windows, Apple OSX, Linux, and Google Chrome OS."