One kit includes everything you need to reuse the 2.5-inch HDD/SSD removed from your PC The Transcend 2.5″ SSD/HDD Enclosure Kit converts an internal 2.5″ storage drive for external use by providing an enclosure, SATA adapter, USB cable, and other essential parts. The enclosure is compatible with SSDs and HDDs sporting a SATA interface and a height of up to 9.5mm. For 7mm tall drives, a spacer is provided to help secure the drive within the housing. To protect your drive from shock and vibrations, an outer rubber case and inner rubber shock absorber are included. Once installed, your drive now connects to the host system via a USB 3.0 connection.