Exclusively designed for the new 2017 iMac and iMac Pro to add convenient access for all your most-loved ports and devices. The Satechi hub adds functionality to your desktop with a USB-C port (data only), 3 USB 3.0 ports (up to 5Gb/s) and Micro/SD card readers. Simply, plug into a Thunderbolt 3 port on your 2017 iMac/iMac Pro and use the adjustable knob to fasten the hub to the bottom of your desktop computer. With no additional drivers or installation needed, the Satechi Aluminum Type-C Clamp Hub Pro helps to simplify your desk space while its sleek, brushed aluminum finish complements your Apple accessories. Available in two modern colors, space gray and silver.